Vac-U-Lock Knuckle Up
Transform any Vac-U-Lock attachment into a handheld tool with the Doc Johnson Knuckle Up. This phthalate-free ABS plastic grip offers a secure, ergonomic…
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Where to Buy Vac-U-Lock Knuckle Up in Canada
As of August 2026, Vac-U-Lock Knuckle Up is available from 2 stores in Canada. The best price is $30.95 CAD at Lovedreamer. Prices range from $30.95 to $31.95 CAD across our partner stores. Hawttt compares prices from trusted retailers so you always get the best deal.
Description
The Vac-U-Lock Knuckle Up is a specialized handheld accessory designed to transform standard Vac-U-Lock attachments into ergonomic, finger-operated tools. Crafted from body-safe, phthalate-free ABS plastic, this black knuckle-style grip offers a secure, non-slip hold for enhanced control during solo masturbation or partnered play.
Engineered for versatility, the Knuckle Up features a universal one-size-fits-all knuckle ring that sits below any standard Vac-U-Lock plug. This design allows users to attach a wide variety of compatible Vac-U-Lock inserts, including dildos, plugs, and probes, effectively converting them into handheld devices. The distinctive brass-knuckle shape provides a firm, comfortable handle that fits most hand sizes, enabling precise maneuvers and deeper, more controlled penetration. Whether used for personal exploration or with a partner, this accessory adds a layer of functionality and novelty to the Vac-U-Lock system, which is recognized as one of the most user-friendly sex toy systems available.
Constructed from durable, phthalate-free ABS plastic, the Knuckle Up is built to last while remaining safe for body contact. The material is non-porous and easy to clean, requiring only soap and warm water or a dedicated toy cleaner before and after each use. Its splashproof design allows for easy maintenance, though it is not intended for full submersion. The accessory is proudly made in the USA, reflecting Doc Johnson's decades of experience in producing trusted, high-quality adult wellness products. The 90-day warranty provides additional peace of mind for consumers seeking reliable adult accessories.
Using the Knuckle Up is straightforward: simply slide your chosen Vac-U-Lock attachment onto the universal plug at the top of the grip. The secure connection ensures the attachment stays in place during vigorous use, while the finger rings allow for a natural, relaxed hand position. This ergonomic design reduces hand fatigue during extended play sessions and allows for varied angles and depths of stimulation. The non-slip texture of the ABS plastic ensures a firm grip even when used with lubricants, making it ideal for both dry and wet play scenarios.
This accessory is particularly beneficial for users who prefer handheld control over strap-on harnesses. It offers a middle ground between the hands-free experience of a harness and the direct tactile feedback of holding a toy directly. The versatility of the Vac-U-Lock system means that users can swap attachments to change sensations, textures, and sizes, all while maintaining the same comfortable handle. This makes the Knuckle Up an excellent addition to any collection of adult toys, offering endless possibilities for exploration and pleasure.
Features
- All Products Made in USA
- All Toys are Non-Phthalate
- All Vibrators/Toys Are Easy Clean
- More than 40 Years of Proven Experience
- One of World's Most Trusted Brands
- Lock System Compatible
- Made in the USA
- Phthalate Free
5 more features available on the retailer site — see prices above.
Specifications
- Material:
- Plastic
- Color:
- Black
- Materials:
- ABS
- Power:
- Powerless
- Water Resistance:
- Splashproof
- Warranty:
- 90 Day
- Hawttt Product ID:
- 65788
- GTIN12:
- 782421011277
- Category:
- Dildos / Dongs
- Category:
- Accessories
- Category:
- Strap-on Dildos & Harnesses
- Category:
- Doc Johnson Toys
- Category:
- Harness For Strap On
- Category:
- Harnesses & Strap-Ons
- Category:
- Lesbians Sex Toys
- Category:
- Sex Toys
- Category:
- Catalogue de jouets sexuels
- Category:
- Harnais et Strap-Ons
- Category:
- Harnais Pour Sangle
- Category:
- Jouets Doc Johnson
- Category:
- Lesbiennes Jouets Sexuels
- Category:
- Dildo Sex Toys
- Category:
- Dildo Accessories
- Category:
- Sex Toys Catalogue
- Category:
- Strap-On Dildos & Kits
- Category:
- New Sex Toys
Extended Information
Taking hands-on play to the next level, this feisty Knuckle Up accessory will delight and amaze you with its novelty, functionality, and its undeniable Û÷cool factor'. The Knuckle Up accessory is compatible with the entire selection of Vac-U-Lock attachments, with its one-size-fits-all knuckle rings sitting below a standard Vac-U-Lock plug. You won't believe how versatile this toy is! It's perfect for both masturbation and playing with a partner! What are you waiting for?! Experience endless pleasurable possibilities with the most user-friendly sex toy system in the world. Whether you want vibrations, double the pleasure, handheld control, or options for solo use -- our accessories have covered.Material: ABS
Taking hands-on play to the next level, this feisty Knuckle Up accessory will delight and amaze you with its novelty, functionality, and its undeniable cool factor. The Knuckle Up accessory is compatible with the entire selection of Vac-U-Lock attachments, with its one size fits all knuckle rings sitting below a standard Vac-U-Lock plug. You will not believe how versatile this toy is! It is perfect for both masturbation and playing with a partner! What are you waiting for? Experience endless pleasurable possibilities with the most user friendly sex toy system in the world. Features: compatible with any Vac-U-Lock Attachment. One size fits all knuckle ring grip. Phthalate-free, body-safe material. Comfortable during use. Dimensions 5.8 inches long by 4.5 inches wide by .8 inch deep. Vac-U-Lock Knuckle Up Black from Doc Johnson Novelties The Great American Toy Company.[1]
Taking hands on play to the next level this feisty Knuckle Up accessory will delight and amaze you with this novelty functionality and its undeniable compatible with the entire selection of Vac-U-Lock attachments with its one-size-fits all knuckle rings sitting below a standard Vac-U-Lock plug. You wont believe how versatile this toy is. Its perfect for both masturbation and playing with a partner. What are you waiting for.... Clean before and after each use with soap and warm water or toy cleaner.
Taking hands-on play to the next level, this feisty Knuckle Up accessory will delight and amaze you with its novelty, functionality, and its undeniable cool factor. The Knuckle Up accessory is compatible with the entire selection of Vac-U-Lock attachments, with its one size fits all knuckle rings sitting below a standard Vac-U-Lock plug. You will not believe how versatile this toy is! It is perfect for both masturbation and playing with a partner! What are you waiting for? Experience endless pleasurable possibilities with the most user friendly sex toy system in the world. Features: compatible with any Vac-U-Lock Attachment. One size fits all knuckle ring grip. Phthalate-free, body-safe material. Comfortable during use. Dimensions 5.8 inches long by 4.5 inches wide by .8 inch deep. Vac-U-Lock Knuckle Up Black from Doc Johnson Novelties The Great American Toy Company.
Taking hands on play to the next level, the feisty Knuckle Up accessory, from Doc Johnson, allows for total control in penetration and complete versatility through an extensive selection of compatible Vac-U-Lock attachments.
Ensuring an absolutely perfect grip on your favorite Vac-U-Lock dildo, plug or probe, the Knuckle Up is completely unique, extra user friendly, and a truly great addition to the Vac-U-Lock family. Taking the shape of classic brass knuckles, the firm ABS plastic grip fits through the fingers and provides a solid handle for ultra precise maneuvers once a compatible toy has been attached to the universal plug up top. Simply slide your penetrator of choice on, and enjoy. Fits most hands.
Frequently Asked Questions
Is the Vac-U-Lock Knuckle Up compatible with all Vac-U-Lock attachments?
Yes, the Knuckle Up is compatible with the entire selection of Vac-U-Lock attachments, including dildos, plugs, and probes, due to its universal plug design.
What material is the Knuckle Up made from and is it body-safe?
It is made from firm, phthalate-free ABS plastic, which is body-safe, non-porous, and easy to clean with soap and warm water.
Can the Vac-U-Lock Knuckle Up be used with lubricants?
Yes, the non-slip grip ensures a secure hold even when used with lubricants, making it suitable for both dry and wet play scenarios.
Is the Knuckle Up waterproof or just splashproof?
The device is splashproof, meaning it can be easily cleaned with water but is not intended for full submersion or shower use.
Where can I buy Vac-U-Lock Knuckle Up in Canada?
Vac-U-Lock Knuckle Up is available from 2 stores in Canada. It is stocked by Lovedreamer, Pink Cherry CA. The lowest current price is $30.95 CAD at Lovedreamer.
What is the best price for Vac-U-Lock Knuckle Up in Canada?
The lowest current price for Vac-U-Lock Knuckle Up in Canada is $30.95 CAD at Lovedreamer, based on 2 retailers tracked on Hawttt as of 1 August 2026. Prices range up to $31.95, so comparing saves up to $1.00.
Is Vac-U-Lock Knuckle Up any good?
Vac-U-Lock Knuckle Up is very highly rated, scoring 5 out of 5 from 2 buyer reviews collected across the retailers that stock it.
