JJD Holdings, Unit 5, Elvin Way, Sweet Briar Industrial Est, Norwich, Norfolk, NR3 2BB, United Kingdom

registered VAT No. 326 9691 64

John Thomas Toys®, John Thomas™ & the shield logo are registered trademarks

registered Trade Mark No. UK00003409737

norton shopping guarantee.jpg

© copyright 2020 - www.johnthomastoys.co.uk a division of JJD Holdings - all rights reserved

Made & designed by Doc Johnson® The largest USA sex toy manufacturer since 1976.


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.



  • Compatible with any Vac-U-Lock™ attachment
  • One-size-fits-all knuckle ring grip
  • Phthalate-free, body-safe material
  • Comfortable during use


  • Colour: Black
  • Package Weight: 0.09 kg / 0.20 lbs
  • Materials: ABS
  • UPC Code: 782421011277
  • Made in USA

Vac-U-Lock™ Knuckle Up

SKU: 1090-21-BX
  • click here to visit our customer feedback / reviews page