Giant Chainstay Protector Description: This is a Giant Chainstay Protector for 2017+ model years of the Giant XTC Advanced 27.5+ and Giant XTC Advanced 29er. The molded design and sleek attractive cut away shaping make this an eye catching and extremely effective choice for eliminating chain slap, and wear and tear between chain and chain stays. Features: Custom molded rubber chainstay protector Protects frame from chips and scratches caused by chain slap Self adhering strips firmly attach protector to chainstay