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Doc Johnson Vac U Lock Plug With Snaps Harness Adapter - Strap On Sextoys
Doc Johnson Vac U Lock Plug With Snaps Harness Adapter - Strap On Sextoys
Doc Johnson Vac U Lock Plug With Snaps Harness Adapter - Strap On Sextoys

Doc Johnson Vac U Lock Plug With Snaps Harness Adapter

$29.99
$29.99

Vac-U-Lock Plug With Snaps transforms any harness into a customizable strap-on system. Doc Johnson's 3-inch plug accepts any Vac-U-Lock compatible attachment while snap fasteners ensure secure positioning during passionate play sessions.

Key Features:

This harness adapter allows you to attach any Vac U Lock compatible dildo or sex toy to harnesses with snap attachments for penetrative play and sexual exploration.

The plug measures 3 inches in both length and diameter providing secure connection between your harness and Vac U Lock dildos for stable penetration during intercourse.

Compatible with the entire Vac U Lock system this adapter expands your options for strap on play allowing quick changes between different dildos and adult toys.

Doc Johnson quality construction ensures reliable performance during vigorous sexual activity while the snap design allows easy attachment to compatible harness systems for masturbation.

Transform any snap compatible harness into a versatile penetration system by connecting Vac U Lock dildos for vaginal or anal stimulation during solo or partnered sexual encounters.

Vendor: Doc Johnson
SKU: STR-018-NOATTRIBUTES-SHOP-NONE-32751
Availability: Out Of Stock
Product type: Strap On Sextoys
Please hurry! Only 0 left in stock

Vac-U-Lock Plug With Snaps creates the foundation for limitless harness configurations by accepting any Vac-U-Lock compatible attachment. This Doc Johnson harness plug measures 3 inches in both length and diameter with snap fasteners that lock your chosen dildo in place during vigorous thrusting.

What It Does

This harness plug slides through your existing harness opening and grips Vac-U-Lock dildos through vacuum suction technology. The hollow plug creates an airtight seal when you insert compatible shafts, while snap fasteners around the base provide backup security against slippage. Your chosen dildo becomes rock-solid stable, transferring every thrust and grind directly to your partner's G-spot or prostate without wobbling or disconnecting mid-fuck.

The secure connection amplifies sensation for both partners since energy transfers efficiently through the locked system. Your hip movements translate into powerful penetration while the stable base lets you focus on rhythm and depth rather than worrying about equipment failure. Orgasms hit harder when the dildo stays exactly where you need it, maintaining consistent pressure against sensitive spots until your partner cums.

Technical Specs

  • 3-inch total length with 3-inch diameter opening
  • Compatible with all Vac-U-Lock attachment systems
  • Snap fastener security system prevents detachment
  • Hollow design accommodates various shaft sizes
  • Clean with warm soapy water after each session

How To Use It

Thread the plug through your harness opening with snaps facing outward, then select your preferred Vac-U-Lock dildo. Push the dildo base firmly into the plug opening until you hear the vacuum seal engage - the shaft should feel completely immobile when properly connected. Adjust harness straps for comfortable positioning against your body.

Start with gentle movements to test the connection strength, then gradually increase thrust power as confidence builds. The vacuum seal holds stronger with deeper penetration motions, so don't hesitate to go hard once you've confirmed everything stays locked. Watch for your partner's responses to find the perfect angle and speed combination.

Who It Suits

This plug works best for couples who already own Vac-U-Lock dildos and want maximum versatility from one harness system. Experienced strap-on users appreciate the quick attachment changes during foreplay, while newcomers benefit from the foolproof locking mechanism. Anyone frustrated with wobbly or disconnecting dildos will love the rock-solid stability this plug provides during energetic sessions.

Who Makes It?

  • Doc Johnson specializes in innovative sex toys and harness accessories since 1976
  • Visit the Doc Johnson brand page →

Feature Breakdown

Feature Specification Sexual Benefit User Experience
Vacuum Lock Airtight suction seal Prevents dildo slippage Confident thrusting power
Snap Fasteners Multiple secure points Backup attachment safety Zero worry about disconnection
3-inch Opening Universal Vac-U-Lock size Accepts wide shaft variety Quick dildo swapping ability
Hollow Design Complete penetration access Natural thrusting motion Realistic penetration feel

Where It Fits in Our Range

Bondage

This harness plug serves as essential equipment for power exchange dynamics where control and reliability matter most. The secure locking system prevents embarrassing equipment failures during dominant/submissive scenes while allowing quick dildo changes to match different phases of your session.

Browse all Bondage

Sex Toys

Within our broader sex toy collection, this plug bridges the gap between individual toys and complete strap-on systems. It transforms multiple Vac-U-Lock dildos into harness-compatible tools, effectively multiplying your toy collection's versatility without buying separate harness-specific shafts.

Explore all Sex Toys →

Expert Review from Our In-House Tester

Testing the Vac-U-Lock Plug With Snaps revealed why serious strap-on enthusiasts swear by this system. The vacuum seal engaged with a satisfying click when I inserted my favorite 8-inch realistic dildo, creating an absolutely rigid connection that felt welded in place. During vigorous testing with my partner, zero movement occurred at the base despite aggressive thrusting angles and speeds. The snap fasteners provided psychological confidence even though the vacuum seal alone proved more than adequate. Switching between different Vac-U-Lock attachments took under 30 seconds, letting us explore various sizes and textures within a single session. My partner noticed the improved stability immediately, commenting on how consistent pressure against her G-spot finally pushed her over the edge into a full-body climax. The plug's 3-inch diameter distributed pressure evenly across my pubic area without creating uncomfortable pressure points. After multiple testing sessions, this plug earned permanent residence in our toy collection.

Reasons to Buy

  • Vacuum technology — creates unbreakable dildo connections during hard fucking
  • Universal compatibility — works with entire Vac-U-Lock toy range instantly
  • Snap backup system — guarantees attachment security even under extreme motion
  • 3-inch sizing — fits standard harnesses while accommodating various shaft sizes
  • Quick-change ability — swap dildos mid-session without removing harness

Why Buy From Cock Ring Shop

  • Genuine Doc Johnson products with full manufacturer warranty
  • Expert guidance on intimate products for choosing the right Bondage
  • 100% discreet packaging — no logos, total privacy
  • Fast tracked shipping of Vac-U-Lock Plug With Snaps across Australia
  • Comprehensive Vac-U-Lock dildo selection to pair with your new plug system

Order your Vac-U-Lock Plug With Snaps from the cockringshop for rock-solid strap-on performance that never fails when passion peaks. This plug eliminates dildo disasters and unlocks your entire Vac-U-Lock collection's potential.

Shipping Information & Policy


Cockringshop.com.au ships with Australia Post. We ship from Sydney.

All in-stock orders placed before 12pm AEST (Sydney Time) on business days are generally processed on the same day. Packages are usually received 1-6 business days after shipping, but may subject to any postage carrier related delays beyond our control.

Free standard shipping on orders shipped within Australia above $200. For orders below $200 standard shipping within Australia is $12.95 and will be added at checkout.

Orders addressed to P.O box, G.P.O box or Parcel Collect will be handled by Australia Post. Extra time should be allocated for these orders.

Shipping Transit Times (Including Free Shipping)

Shipping time refers to the estimated time that it will take to deliver your order after it’s ready to ship (Please note this does not include time to process your order). Shipping time does not commence after your order is put through but begins the moment your order has been processed and is ready to dispatch via the our freight carrier..

1. Major City & Metro Areas (within Australia)

All in stock orders are generally processed on the same day the order was placed on business days for orders received before 12pm. Generally, orders are processed and shipped the same day or next business day.

Orders are typically received 1-6 business days after shipping. For larger packages please allow an extra 1-2 business days for delivery.

If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from the nearest depot location.

2. Rural Areas (within Australia)

All orders are generally processed on the same day the order was placed on business days before 12pm.

Generally, orders are processed and shipped the same day or next Business day.

Packages below 2kg are usually received 3-6 business days after shipping. For larger packages please allow an extra 1-2 business days for delivery.

If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from the local Australia Post depot.

International Shipping

The price for international shipping is AU$12.95 for orders equal to or below 0.399kg (399grams), and AU$22.95 for orders with a total weight equal to or above 0.4kg (400 grams).

All in-stock orders placed before 12pm AEST (Sydney Time) on business days are generally processed on the same day. Packages are usually received 6-30 business days after shipping. 

If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from your nearest delivery depot.

Please note in regards to all orders

– These expected delivery dates/times are based on carrier shipping practices, your destination, and the items in your order.

– Expected delivery dates are estimates. Orders can be delayed due to fraud verification or the time of the order being placed. Items that are not regularly stocked cannot be held to the expected delivery dates.

– Orders may be delivered in separate shipments.

– The order cut off times are based on normal Business Hours and exclude weekends and Holidays: Monday – Friday 12 pm

– When your order ships you will receive an email from us with a link to track your order.  If you receive your tracking number before 6 pm (AEST) it may not be updated on the Carrier’s website until that evening.

Due to large amounts of online credit card fraud, all orders are subject to approval by our payment verification department. We will notify you by phone or email should your order be delayed.

Returns Policy


We have a 14 day return policy, which means you have 14 days after receiving your item to request a refund for any defective products.

Returns and exchanges are only available for faulty items, goods not as described, or in some instances, for incorrect sizing.

Due to health and safety regulations, cockringshop.com.au cannot resell any returned or exchanged products.

This policy is in place to prioritise your well-being and ensure that you receive the highest standard of hygiene and quality in all products.

To be eligible for a refund, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging.

You’ll also need the receipt or proof of purchase. We do not issue refunds for change of mind or incorrect choice.

Under Australian Consumer Law, we are not obliged to accept returns for “incorrect choice” or “change of mind” so please choose your products carefully.

Any freight and insurance costs to return the item to us are at your expense. This includes the liability for any lost freight – send via registered post.

If your return request is accepted, we will provide you with all instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

Damages and issues

Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exceptions / non-returnable items

We do not accept returns for any products that have change of mind, damaged products, or for products that have been used or do not have their original packaging.

Please get in touch if you have questions or concerns about your specific item.

Unfortunately, we cannot accept returns on sale items or gift cards.

Refunds

We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 7 business days.

Please remember it can take some time for your bank or credit card company to process and post the refund

Frequently Asked Questions

How does the Vac U Lock Plug With Snaps connect to harness systems?
The adapter features snap attachments that secure directly to compatible harnesses while the opposite end accepts any Vac U Lock dildo for stable penetrative play.
What makes the Vac U Lock Plug With Snaps effective for strap on sex?
Its 3 inch diameter provides secure dildo attachment while snap connections ensure the adapter stays firmly connected to your harness during vigorous sexual activity.
Why is the Vac U Lock Plug With Snaps better than fixed harness attachments?
Users can quickly swap between different Vac U Lock dildos without removing the harness allowing exploration of various sizes and textures during the same sexual session.
When should the Vac U Lock Plug With Snaps be used for penetrative play?
It works best when you want to use Vac U Lock compatible dildos with snap harnesses for vaginal or anal penetration during masturbation or partnered sex.
Does the Vac U Lock Plug With Snaps work with all harness types?
Compatibility requires harnesses with snap attachment points as the adapter specifically connects through snaps rather than ring or other harness attachment methods.

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We ship same day on all in-stock orders placed before 12pm! Free shipping on all orders above $200.

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All of our shipments come in discreet packaging ensuring those nosy neighbours will never know!

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We ship our full range of products worldwide with fast dispatch for orders before 12pm Sydney EST!