INGRID Road 12 Speed Cassette - SRAM Size:11-44t Capacity: 24oz (710ml)

Capacity: 24oz (710ml)

Avid MMX Shifter Mounting Bracket Left Stainless Steel Matchmaker

DUB bottom bracket (Sold separately) adds durability and simplicity

Size: 18 × 3 × 3 cm (folded)

Stretchable 2

INGRID Road 12 Speed Cassette - SRAM Size:11-44t Capacity: 24oz (710ml)Its a single 12 speed road, gravel cassette with a total range of 400%, the same of a double road system. Yes, no any miracle, except for simplicity vs some big gap at the extreme of it, optimizing the middle to make it smoother in the mainly used srockets. We started with the 11t sprocket to minimize friction and power loss and at the same time use normal chainring at the front. Of course it could be fitted in old shimano HG freehubs. But even in XD