Chain and cassette compatibility: The derailleur is designed to work with the Microshift Advent X 10-Speed Steel Cassette and a 10-speed chain

7075 aluminium is tried and tested and the 35mm clamp diameter produces an excellent strength to weight ratio

Diameter: These are the standard version of the GA2 grip and have a 30mm diameter

casually styled

Cons: Limited options for certain drivetrains

661 Comp Helmet - XL - Black Ignore Wholesale Tier 2 Brand Rule Chain and cassette compatibility: TheThe 661 Comp full face helmet offers great entry level performance without the big price tag of other helmets available. With a light polycarbonate shell and excellent ventilation, this helmet will keep you protected and comfortable. If you are new to the sport or occasionally hit the bike park, you won't be disappointed. We have used this helmet in the past and found it to be extremely comfortable. Who's this item for: Anyone looking for a great