Converts geared bikes to single speed and bolts into most vertical dropouts in minutes. Designed for harder riding styles, such as dirt jumping, street, park, etc.

• 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
• Do not use with a coaster brake or fixed gear
• 103g