The knuckle butt gives you 100% tank protection, shoulder grip and comes in various artist made designs. It’s made of anti-tear materials which makes it really durable. The quick tank date check system lets you get your tank approved in seconds without having to remove the Knuckle Butt. Just roll it up and let it roll back by it self. Increase your precision and performance in style.

• 100% tank protection and shoulder grip
• Quick roll up function | no need to remove the whole cover for valid tank date check
• Various styles and colors
• Advanced grip increasing and anti tear materials