The BK Knuckle Butt is the ultimate tank protector with shoulder grip grooves and anti-tear Elastomer material. Check hydro dates quickly and add some NYC style to your gear. Sucker-free graphics and easy tank approval make this a must-have for any player, all in one unique design.
- Ultra-Durable Tank Protection
- One Size Fits All
- Awesome Sucker-Free Designs
- Shoulder Gripping Grooves
- Innovative And Unique Flat Folding Function
- Advanced Grip Increasing and Anti-Tear Material
- Quick Roll Up Date-Check Function