


LuvPump 12 Inch Premium Penis Pump Valve Cylinder works with any valve-compatible pump system to create measurable size gains. Crystal clear acrylic construction shows your progress while the built-in air valve maintains pressure even when disconnected from the pump.
Key Features:
Hand crafted crystal clear acrylic cylinder designed for penis enlargement pumping with industrial strength construction for durability during repeated vacuum pressure sessions and masturbation enhancement.
Built in calibrated scale allows men to measure penis size gains and track enlargement progress over time during regular pumping sessions for sexual enhancement and confidence building.
Advanced air valve system enables quick disconnection from pump while maintaining vacuum pressure inside cylinder for extended penis pumping sessions without losing suction during masturbation enhancement.
Compatible with all major penis pump systems including LuvPump Size Matters LA Pump and other valve interconnect pumping equipment for versatile sexual enhancement and masturbation experiences.
Available in three diameter sizes with 1.75 inch option specifically designed for smaller penis sizes requiring targeted vacuum pressure stimulation for enlargement and sexual confidence building.
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The LuvPump 12 Inch Premium Penis Pump Valve Cylinder creates consistent vacuum pressure around your cock to increase size and enhance erection quality. Hand-crafted from industrial-strength crystal clear acrylic, this cylinder lets you watch your dick expand while the calibrated scale tracks your gains over time.
Each pumping session creates negative pressure that draws blood into your cock, expanding the tissue beyond its normal erect size. The crystal clear acrylic walls give you a perfect view of your growing dick while the calibrated scale lets you measure progress. The state-of-the-art air valve maintains consistent pressure even when you disconnect the pump, so you can sustain maximum expansion without losing suction.
Your cock responds to the vacuum by expanding both in length and girth as blood fills every chamber of erectile tissue. The pressure creates a unique throbbing sensation that builds arousal while stretching your dick. Many guys find the visual element incredibly arousing - watching your cock swell to new dimensions adds a psychological thrill that intensifies the whole experience.
Start by applying water-based lube around the cylinder opening and your cock. Insert your dick completely, pressing the base firmly against your body to create a seal. Connect your pump hose to the valve and begin pumping slowly, building pressure gradually as your cock expands to fill the cylinder.
Watch the pressure gauge and your expanding cock as you pump. Most guys find 15-20 minutes gives the best results without overdoing it. The air valve lets you disconnect the pump mid-session while maintaining pressure, so you can move around or adjust position. Release pressure slowly at the end by opening the valve gradually.
This 1.75-inch diameter cylinder works best for guys with smaller to average-sized cocks who want room to grow. If you're already thick, you'll need the 2.25-inch version instead. The 12-inch length accommodates most men comfortably, even during maximum expansion. You'll need a separate pump and hose since this is cylinder-only, but it works with any valve-compatible system like LuvPump, Size Matters, or LA Pump.
| Feature | Specification | Sexual Benefit | User Experience |
|---|---|---|---|
| Crystal Clear Acrylic | Industrial strength, hand-crafted walls | Provides visual arousal during pumping | Watch your cock expand in real-time |
| Air Valve System | State-of-the-art disconnectable valve | Maintains pressure without pump attachment | Freedom to move while staying expanded |
| Calibrated Scale | Measurement markings along cylinder wall | Tracks size gains over multiple sessions | Motivating progress feedback |
| 1.75" Diameter | Perfect for smaller to average girth | Allows significant expansion room | Comfortable fit with growth potential |
This sits in the premium tier of penis pumps with its hand-crafted acrylic construction and professional valve system. The clear walls and measurement scale put it above basic pumping cylinders, while the universal valve compatibility makes it more versatile than brand-specific options.
While extenders use traction for gradual lengthening, this cylinder delivers immediate temporary size increases through vacuum pressure. Many guys use both methods together - pumping for quick confidence boosts and girth work, then switching to extenders for sustained length gains throughout the day.
What struck me immediately was the quality of the acrylic - much clearer and thicker than cheaper cylinders I've tried. Setup took just seconds with the valve connection, and the seal felt solid against my pelvis. Within five minutes of gradual pumping, I could see my cock expanding noticeably in the crystal-clear chamber. The measurement scale made it easy to track exactly how much I was gaining each session. By ten minutes, the throbbing sensation was incredibly intense, and I'd reached sizes I'd never achieved naturally. The valve system worked perfectly - I could disconnect the pump and walk around while maintaining full pressure. After twenty minutes, releasing the vacuum slowly gave me the hardest erection I'd had in years. The whole experience lasted about twenty-five minutes from setup to cleanup.
Order your LuvPump 12 Inch Premium Penis Pump Valve Cylinder from the cockringshop for serious size enhancement with professional results. The crystal clear construction and calibrated measurement system puts this cylinder above basic pumping equipment, giving you visual feedback and progress tracking that cheaper alternatives can't match.
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.
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
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