Fly Trebol Classic Brakes Carbon Fiber The NASA rim is designed

The NASA rim is designed to be stiff both laterally & radially

Federal have also changed the material from Aluminum 6061 to 6066 which increases the strength by approximately 30%

so we need a post to go w/ them

meaning there's no overhang to catch on ledges or rails

25″ (For Track Bikes)

Fly Trebol Classic Brakes Carbon Fiber The NASA rim is designedMade from Forged 6061 T6 aluminum, the Trebol Classic Brake is designed for excellent braking at an affordable price. The arms have a low profile, angled design for proper straddle cable alignment & chain clearance. The springs utilize the Allen Key Only system that allows you to use only allen keys to adjust the spring tension, & the A Hanger system allows you to micro adjust the brakes to perfection w the barrel adjuster built into the hanger cable.