High-Performance Road Bicycle Chainring 130 BCD 53T 52T 50T 42T 39T - CNC Machined Chainwheel for Double Chain Setup - Perfect for Road Bikes & Folding Bikes - Ideal for Racing, Commuting & Long-Distance Cycling

Material: aluminum alloyTooth number specification: CNC 3/32"Features: ultra light, high strength, exquisite workmanship, exquisite carving.Applicable after speed change: 5-10 speedApplicable models: Road Bicycle,Folding bikeP.C.D.(B.C.D.)=130mmapply to the Double disc52/42T 53/39T 50/39T***********************************************130BCD refers to the 5 nail center composed of the diameter of a circle is 130mm, namely the nail center to the axle center distance 65mm●Finish: High polished REDA anodized and Laser graphics●High-quality: made of high-quality materials,rust-proof,non-deformation,wear-resistant,and high durability.●Providing fast riding speed with less effort needed,strong compatibility,make riding increase more possible.●Easy to Install: Professional manufacturing,directly replace your old or broken.●Easy installation,no need to make any adjustments to the transmission.