Aluminum gear_QTY (pcs) 11 speed: 4 pcs; Steel gear_QTY (pcs) 11 speed: 7 pcs;. Tighten the locking ring with the cassette installation tool. Every Rainbow Cassette is Unique. Mounting the cassette to the HG hub.
Aluminum gear_QTY (pcs) 11 speed: 4 pcs; Steel gear_QTY (pcs) 11 speed: 7 pcs;. Tighten the locking ring with the cassette installation tool. Every Rainbow Cassette is Unique. Mounting the cassette to the HG hub.
Shimano 105 CS-R7101 12 Speed Cassette - 11-34T. - Pearl-bright steel cassette lockring. - Largest sprockets are mounted on a lightweight alloy carrier to reduce weight and increase rigidity. - Sprockets are cut away and drilled to further reduce weight without reducing rigidity.
I used this on my Zwift Hub exclusively, with my tri bike. The chain was waxed for all miles, which aren’t that many. This is still in nearly new condition.
Light Wear: Light wear and usage, little to no chain groves on the sides of the cogs, item appears to have limited use, no functional issues. Typically estimated to have 1000 miles or less of use. Heavy Wear: Heavy wear on the cogs, heavy chain groves on the sides of the cogs, item appears to have been heavily used, no functional issues This cassette is a "Light Wear" item.