Material: Base mount: AL6061 (CNC-machined aluminum). Cycle computer connection: Resin. Bolts: Stainless steel. Bracket (1602980) (1602193) for compatible models. Bryton: Rider 860/S810/S800/750/S550/S510/S500/530/450/420/410/310/17/15/10, etc. (Rider series).
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