SRAM XX1 Eagle DUB Tube and Tire Repair and they bolt to carbon

and they bolt to carbon arms with a spectacular but subtle finish

Stainless steel ball valve with seals and O-rings

Aluminum buckle

SRAM Model ID: PM-XX-ASSY-D1

and raised ridges on the casing to promote mud clearing

SRAM XX1 Eagle DUB Tube and Tire Repair and they bolt to carbonDUB technology delivers the lightest, stiffest, strongest crankset available All new SRAM CARBON TUNED crank technology provides extreme stiffness and light weight X SYNC2 chainring provides significantly quieter performance, with better mud clearing and extraordinary durability SRAM Model ID: FC XX 1 C2 Attributes BB Inclusion No BCD Direct Mount SRAM 3 Bolt Crank Spindle Diameter 28. 99mm Crankset Material Carbon Crankset Weight 422g Interface DUB