Surly Scratchy Logo Long Sleeve T-Shirt - Unisex Black 3X-Large CheckoutSpec= CrMo - Green DUB technology features a more 40 Tubeless Technology Tubeless CheckoutSpec= Includes Bracket and Titanium Bolts Size:130 B-VR7051-B

Surly Scratchy Logo Long Sleeve T Shirt Unisex Black 3X Large CheckoutSpec= CrMo Green DUB technology features a more 40 Tubeless Technology Tubeless CheckoutSpec= Includes Bracket and Titanium Bolts Size:130 B VR7051 B DUB technology features a more uniform approach to bottom bracket fitment better sealing against contamination and forward and backward compatibility Rings 32 Number of Chainrings Chain Retaining Single Drivetrain Speeds 12 Chainring BCD Direct Mount SRAM 3 Bolt Chainline Hub Compatibility 141 148 Boost Hubs Color Black Crank Length (mm) 175 Crank Intended Use Mountain BB Included No Pedal Spindle 9 16" Spindle Interface Type SRAM DUB Defined Color Black In the event of an impact the motor gearbox disengages giving the derailleur freedom to move and instantly returns to its position for a seamless experience for the rider