Description IMPERIAL 31T-40T SPROCKET -CNC machined from 6061 Aluminum in the USA! -The Imperial is “bolt on” style and requires a sprocket bolt to be attached to crank arm. -Available for 19mm axles only. -3/32″ tooth width. -Supplied with 19mm silver steel insert. -Largest variety of Sizes & Colors of ANY sprocket ever! Colors/Sizes: Silver & Black: 31t, 32t, 33t, 34t, 35t, 36t, 37t, 38t, 39t, 40t Red, Blue, Gold, Green, Purple, Aqua, & White: 33t, 36t, 39t Weight: 116g/4.06 oz (36t) For other size Imperial Sprockets, click on following links: IMPERIAL 41T-46T IMPERIAL 23T-30T
