Road Bike, Folding Bike

We will ship from real US warehouses, 1-5 days delivery time,fast and efficient shopping experience, as well as brand quality assurance for you. Chainring description: Material: CNC AL7075 Alumium alloy Color: black BCD:130mm Teeth: 50T 52T 54T 56T 58T Weight: 85/88/92/98/103g Diameter: 208/216/224/231/242mm Compatible chain speed:6/7/8/9 speed Advantage：This highly efficient narrow/wide chainring will grip the chain perfectly, prevent chain drops and will increase confidence you have in your bike's drivetrain. Chainring Bolts description: Brand: KRSEC Material: AL7075 Aluminum alloy Specification: 6.5mm Weight: 1.5g/pc,approx Package included: 5 PCS*Chairning bolts Selection suggestions: √For 14/16/20 inch folding bike, each size has a common choice for chainring teeth √14-inch fo.