Also called a sleeping hub, the DH-1 slides into rear dropouts and replaces the rear wheel for chain cleaning and transport. The DH-1 works with all derailleur and 1/8" chain. The unique design allows the bike to be shifted and works with open dropout and thru-axle frames up to 12mm.

Sierra E-Tec drain screw with magnet for OMC engine. Sierra Part #18-4249.OEM Part Number:318544

Lower Gear Housing Intermediate Housing Component