DMR STS Chain Tensioner, Stainless Steel Silver

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