When a stubborn puncture leaves your tires unsealed, the Muc-Off Stealth Tubeless Puncture Plug kit is your ultimate backup. Stored discreetly within your bar ends, this kit includes expanding silica plugs that fit most MTB, road, and gravel handlebar sizes. The premium, CNC-machined aluminum bar ends come in various anodized colors to complement your ride. Each lightweight and durable set contains all necessary tools to get you back on the road, even when facing multiple holes that resist sealant. Compatible with all tubeless MTB, gravel, and road tires.