20" (406mm) G-Sport Ribcage BMX Rim - 36H - Black Adult Trike Offset: 31mm

Offset: 31mm

Cassette/Freewheel: Shimano 8 Speed

Grips: Soft PVC

which is the threads used on the Profile solid spindle and many other 48-spline spindles

20" (406mm) G-Sport Ribcage BMX Rim - 36H - Black Adult Trike Offset: 31mmThe Ribcage has been one of the only rims to have true design breakthroughs in recent years. Since its introduction the competition has scrambled to catch up but still remain a poor copy, so if it doesn't say GSport on the rim, don't expect it to perform like a G Sport rim. Proprietary High Strength Aluminum Double Wall Cross Section Spoke holes re enforced with patented ribs to prevent pull through Cross lace pattern for increased strength