Sturdy & Durable Bike Pedals 9/16" Screw ThreadCNC integration aluminum alloyMaterial: ‎AluminumWeight: About 0.8 lb ( 365g )Size: 2.2*1.6*0.79 inches ( 5.8*4.3*2cm )Color: Black, Red, Blue，Gold，Orange,Titanium Mountain Bike Pedals Clipless Pedals with Cleats Sealed bearing bicycle pedals protect spindles from water and dust which will cause noise and other problems, let you enjoy cycling in raining or climbing. There is a user-friendly design for convenient installation. CR-L for left pedal and CR-R for right pedal. Before you install the new pedals, look for the 'L' and 'R' marking on the axle. Standard 9/16" spindle fits for most of bikes,such as BMX, MTB, Mountain 9/16" Screw Thread 9/16 inch spindle suitable for most mountain bike, road bike, etc, this model pedal is covered. Easy To Install L for left, R for right. Before you install the new pedals, look for the 'L' and 'R' marking on the axle. Waterproof Bike Pedals The bearings are sealed to keep out weather and prevent some damage to the pedal axle itself over.