Conversion kits that allow riders to switch from a geared rear end to a single speed set up without buying a new wheel.

• Includes spacer kit with 16t cog, DMR's Simple Tension Seeker chain tensioner and freehub lock nut
• Stainless steel body provides strength and stiffness
• Works in conjunction with frame's derailleur hanger and hub axle
• Adjustable pitch
• PU pulley uses sealed bearings
• Designed to be used with geared chains