Ritchey WCS Crankset, 172.5mm x 50/34 Compact Double Chainrings, 9/10 Speed Compatible. Includes crank bolts and crank-o-matic bolt covers. Octalink bottom bracket compatible. Some wear on crank arms and rings. What you see is what you get. Please review all photos before bidding. Please ask any questions before bidding. All sales are final. Seller does not accept returns. Please make payment with 48 hours of auction ending. Thanks for looking and good luck bidding! Please see my other auctions for more vintage mountain bike parts. Bidders with less than 3 feedback please contact me before bidding. Will combine shipping. Will ship internationally, please contact me for a quote before bidding.