SRAM PC-830 5/6/7/8 Speed Chain mirrors use the low profile mounts

use the low profile mounts to attach the arms ahead of the controls

Weight: 70g

The only idler even close to being as good is the TerraCycle Sport Power Side idler

The Dyad rim is strong

SRAM PC-830 5/6/7/8 Speed Chain mirrors use the low profile mountsExtremely durable chain for 5, 6, 7 or 8 speed drivetrains. SRAM Power Chain delivers the performance you need on a city bike path or out in the middle of nowhere. The convenient PowerLink makes it easy to join links together. No tools needed. Insert, press, lock it's just that easy! A coating of GLEITMO, the finest chain lubricant in the industry, provides superior combination of friction protection and dirt fighters.