Vac-U-Lock
Doc Johnson Knuckle Up Vac U Lock
Plain packagingNo branding or product details on the outside
Free UK delivery from £50£3.95 under £50. Next working day £5.95
30-day returnsSeal unbroken or unused. Faulty items always covered. Returns policy
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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 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. Approximate Product
Measurements
- Total Length: 6 in. (15.2 cm)Width/Diameter: 1 in. (2.5 cm)
Dildo advice
Not sure this is the one? Our guides show you how to choose it, use it and look after it.
Complete it with
Care guideEvery toy needs the right lube, and a cleaner keeps it body-safe for longer.



