US$ 92.99
45x45 standard
Size: 360mm Long
Accepts 6mm Allen
5 Thread - 6mm Allen Slot
The Primo 121 Half-Link Chain is heat-treated & engraved w/ the Primo logo
Profile 19mm Spline Sprocket (18T, 20T, 23T, 25T & 28T) Size & Color:Blue 23T 45x45 standardCNC machined from 7075 Aluminum in the USA! Requires no sprocket bolt. Instead, it has a hardened Cr Mo Steel insert that matches up to the 48 Splines on the crank axle for pure, direct power transfer. Available for 19mm splined axles only. Supplied w 19mm splined steel insert. Sizes: 18t & 20t w 3 32 tooth width 23t, 25t & 28t w 1 8 tooth width Colors: Silver, Black, Red, Blue, Gold, Green, Purple, Aqua, & Matte Black (25t & 28t Only) Weight: 18t:
US$ 92.99
US$ 36.93
US$ 25.31