Marin Alcatraz Frame Kit Size:L 4" (L) x 1

4" (L) x 1

Once the pin is pushed through the link

Brake Interface: Centerlock / 125g

designed with greater padding toward the rear for extra grip and control

Marin Alcatraz Frame Kit Size:L 4" (L) x 1Description The Alcatraz allows the rider to follow in Matt Jones footsteps to build and personalize the best dirt jump bike possible. At home boosting your local 6 pack, ripping up the pump track, or hitting the local skate park the Alcatraz has what you need to take care of business. Features DIRT JUMPS SLOPESTYLE PUMP TRACK SKATE PARK SPECIFICATIONS FRAME Series 3 6061 Aluminum, 26 Wheels, 135x10mm Horizontal Single Speed Dropouts, 73mm Threaded