Surly Ring 40t x 130mm Stainless Steel CheckoutSpec= 150cm 5" Internal W 26mm Depth

5" Internal W 26mm Depth 22mm Hole 32 Brake Disc Type Tubeless Material Aluminum ERD 561mm Color Black Weight 541g

despite being shown in the image

Forged aluminum arms

a 30mm internal width

Rear Axle Type 12mm Thru-axle Rear Hub Spacing (mm) 142 Cassette Body Type SRAM XD Material Aluminum

Surly Ring 40t x 130mm Stainless Steel CheckoutSpec= 150cm 5" Internal W 26mm DepthSurly Stainless 5 bolt ChainringsNo ramps or shift gates Surly rings paired with 9 speed chains will have a tight fit. No compatibility with 10 or more speed drivetrains Made from 304 Stainless Steel Ring Position Type Single Tooth Count 40 Drivetrain Speeds Single Speed 3 32" Chainring BCD 130 Color Silver Defined Color Silver Teeth 40T Width 130Mm