High: 500 lumens - 3 hours battery life

CushCore seems to have set the standard for being difficult to fit

30T: 134mm

and printed silicone grips for your brake fingers

Robust and compact design with IPX 5 waterproof to withstand the most challenging weather

Stan's NoTubes Crest Mk4 Rim - Black - 32 Hole - 29 Inch Dangerous Goods High: 500 lumens - 3Crest rims are part of the history of mountain biking. Introduced in 2005, the Crest's design evolved directly from Stan's earliest ideas, including the legendary 355 rims. Stan wanted a simple and durable rim that would work well without a tube and weighed less than everybody else's rims. The Crest achieved those goals. With a more durable and lighter 6069 alloy and an asymmetric rim shape that balances spoke tension, today's Crest MK4 has technology