SRAM 11-Speed 39T 130mm BCD YAW Chainring Black Use with 53T MFPN=300-1030-226 6061 T6 machined aluminum cups

6061 T6 machined aluminum cups are lightweight and durable

8mm 800mm Blue

Primary Color Black Bead Folding Tire Compound Dynamic:UHP Tire Technology M:Wall Tire Type Tubeless Ready Tire Width 45C Tire Width Range 39 - 50 Labeled Size 700x45C Tire Diameter/ISO 700C/622 Tubeless Technology Tubeless Complete

EcoProTeQ weatherproofing surpasses a 650 hour salt spray test to offer outstanding anti-rust defense for worry-free operation and low maintenance

SRAM 11-Speed 39T 130mm BCD YAW Chainring Black Use with 53T MFPN=300-1030-226 6061 T6 machined aluminum cupsSRAM 11 Speed 39T 130mm BCD YAW Chainring Black Use with 53T. Top quality design and materials in sizes to fit modern road and cross bikes. 7000 series aluminum provides strength and durability TECH SPECS Tooth Count 39 Ring Position Type Inner Drivetrain Speeds 11 Chainring BCD 130 Color Black Defined Color Black Material Aluminum