The Profile Spline Drive Spider is machined from billet aluminum plate and supplied with a CrMo steel adapter insert already pressed in. It works with 5-bolt, 110mm chainrings and has a 19mm bore. This will fit 3-piece cranks that have 48-spline, 19mm spindles.
BMXGuru.com / C&W Cycle
702 North St.
Morenci, MI 49256
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