20" (406mm) G-Sport Ribcage BMX Rim - 36H - Black Adult Trike Like all of Profile's Titanium

Like all of Profile's Titanium products

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

The body is made from extruded CNC-optimized aluminum for strength to weight ratio

this fork  features tapered fork legs and a one-piece steer tube with an M24 threaded alloy top cap

20" (406mm) G-Sport Ribcage BMX Rim - 36H - Black Adult Trike Like all of Profile's TitaniumThe 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