HIGH QUALITY AND EASY TO USE This adjustable bicycle drivetrain screw is lightweight, easy to install and operate. High quality CNC numerical control turning, finely worked This bicycle cable adjusting screw is used for mountain bike drivetrain, front and rear dial, road bike brake and down tube bolt.Large internal thread, smooth adjustment. CORROSION RESISTANT This m5 screw bike cable tensioner is made of high quality material, corrosion resistant, sturdy and durable, suitable for mountain bike and road bike CABLE ADJUSTMENT & BIKE REPAIR This bicycle disc brake screw is a necessary component for bicycle cables adjustment and bicycle repair. Comes with 3 pairs for sufficient use. & nbsp; This bicycle adjustment screw fits most road / mountain bikes, thumb, rear derailleur and brake cable adjustment Perfect bicycle accessory for fixed gear etc. This adjustable screw for bicycle drivetrain is lightweight, easy to install and use.High quality CNC turning molding, finely worked.This bicycle cable adjusting screw is used for the transmission mountain bike, front and rear dials, brakes and road bike down tube stopper bolt. Excellent internal thread, regular fit. Features: 1. HIGH QUALITY AND EASY TO USE This adjustable bicycle drivetrain screw is lightweight, easy to install and operate.High quality CNC numerical control turning forming, finely worked 2. This bicycle cable adjusting screw is used for mountain bike drivetrain, front and rear dials, road bike brakes and down tube Excellent internal thread, regular fit. 3. CORROSION RESISTANT This m5 screw bike cable tensioner is made of high quality material, corrosion resistant, sturdy and durable.suitable for mountain bike and road bike 4. CABLE ADJUSTMENT & BIKE REPAIR This bicycle disc brake screw is a necessary component for bicycle cable adjustment and bicycle repair. Comes with 3 pairs for sufficient use. Specifications: Material: steel Color: as picture show Size: approx. 1.2x2.6cm / 0.5x1in Screw: M5 screw Structure: steel screw + spring + buckle + engineering plastic cover