Feature: * Fit for MTB Bike,XC/Off Road/AM bike modified single chainring. * fit 9/10/11 speed shimano sram chain * Better after-sales service,we will reply you within 24 hours! * Ship in 0-1 day and reach the delivery within 1-3 working days generally. Item Specifications Brand: BUCKLOS Color: Black BCD:104-64mm Size: 4-Bolt Bolts Material:Stainless steel Chainring Material: Steel, Nylon,6061 Aluminum Alloy, Different Type Using Material: 44-32-22T(Steel)/42-32-24T(Steel)/ 42T aluminum alloy-32-24T (Steel) / 38-26(Steel+Nylon) Graduation: 44 teeth, 42 teeth, 38 teeth, 32 teeth, 26 teeth, 24 teeth, 22 teeth Compatible: 44-32-22T / 9 speed, 42-32-24T / 10 speed, 38-26T/ 10 speed Fit all standard cranks with 4 bolt, 104 mm spiders. Intended Use: MTB, Hybrid, Touring Bike Package：1pc Chain.