Alter's Midnight Series cogs are machined from 7075 T6 aluminum and are available in sizes 15t-19t.FYI: All track cogs have 1.37"x24tpi threading. ALL OF THEM. Any threaded cog can be used on any threaded track hub. specifications standard 1.37"x24tpi thre
Alter’s Midnight Series cogs are machined from 7075 T6 aluminum and are available in sizes 15t-19t.
FYI: All track cogs have 1.37″x24tpi threading. ALL OF THEM. Any threaded cog can be used on any threaded track hub.
standard 1.37″x24tpi threading
1/2 x 1/8″ only
15-19t
colors: purple, black
weight: 21g-38g
Reviews
There are no reviews yet.