HIGH QUALITY : Made of high-strength aluminum alloy material, strongly-built and heavy weight-bearing PRODUCT SIZE : 3.9in 1.1 in (100mm 28mm).Fit 3/8 inch axles.Suit for universal Bike,road bike, mountain bikes, track bike, MTB, BMX, etc. SUPER FUNCTION : Compact bicycle foot pegs Knurled pegs, anti-skid. Suitable for front and rear axles, Convenient tool for picking up another person by bicycle EASY TO USE : Mounted on the rear axle of the bicycle,Install the shaft screws to leak at least 6mm,Or directly remove the shaft nut the longer the screw leaks , the safer theinstallation and use SPECIAL DESIGN : Durable and stylish,Cylinder shape carved with non-slipping grooves, safe and durable