20" (406mm) G-Sport Birdcage BMX Rim - 36H - Black 3.50 It is 9/16 pedal

It is 9/16 pedal

The Promax P-1 Mini Brake Caliper is constructed of cold-forged 6061 T6 aluminum

and the other side is threaded 30mmx1 (13t-15t)

Axle To Crown Height: 395mm

Width: approx 29 inches

20" (406mm) G-Sport Birdcage BMX Rim - 36H - Black 3.50 It is 9/16 pedalAt first glance the G Sport Birdcage Rim looks like a fairly conventional aero style rim, but there is more to it than that. The rims hollow bead is still big and chunky to help reduce the chances of pinch puncturing or flat spotting the rim, but by creating a tiny hollow cavity inside it, GSport was able to to keep the weight down and make the Birdcage their lightest rim available. GSport managed to squeeze a few extra millimeters of spoke offset out