Surly Monkey Nuts v3, Dropout Spacers, Each EA Dropout

v3 Monkey Nuts are designed for use in all Surly frames with horizontal slotted dropouts, in conjunction with a Surly 12mm thru-axle, or quick release hub using our 10/12mm adapter washers. For use with modern top or dual pull front derailleurs Compatible with Thru-Axle, QR, or 10mm bolt on axles (QR and 10mm axles require use of adapter washers) Pulls the wheel back 12.5mm in dropouts