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45 tires and standard Schrader valve tubes
Nickel plated sprocket ring
Diameter: 27
They will not absorb moisture
Saddle Dimensions: 216mm x 114mm
20" (406mm) G-Sport Birdcage BMX Rim - 36H - Black 145mm 45 tires and standard SchraderAt 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
US$ 150.00
US$ 114.99
US$ 19.08