This is a used SRAM RED road bicycle double 10 speed crankset, 39/53, 172.5mm crank arm length, GXP spindle, with a SRAM Rival non-drive side Stages power meter crank arm. The crankset is in great condition with minimal wear to the crank arms. Light wear on the small chainring, and moderate wear on large chainring. Bid on Gear Goat auctions with confidence: eBayer since 1999, 7000+ transactions, 100% positive feedback. For convenience we accept many forms of payment and will professionally box, insure, and ship this item for $14.00. Local pickup @ Gear Goat Xchg in Charlotte, NC always a welcome option! (c434)