SHIMANO REPLACEMENT CHAIN PINS
Product Description
5-8spd model fits 7.1mm HG/IG chains. 3 pins per package.
9spd model fits 6.5mm HG narrow chains. 5 pins per package.
7801/6600/5600 10sp - Three-groove guide pin use with 7801, 6600, and 5600 chains only. 5.88mm width