SRAM RAIL 50 Series Wheelset 27.5 Rear:10x135mm The top mesh straps use

The top mesh straps use a high polyester blend that is very stretchy and feathery light - you can expect the bib mesh to go unnoticed on those long rides

Special knit fabric has no seams

it also stiffens the sidewall so you can get away with running a lighter tyre

Ideal for soft conditions

Full carbon fibre for a low weight of only 4

SRAM RAIL 50 Series Wheelset 27.5 Rear:10x135mm The top mesh straps useSuperior ride A good balance of stiffness, ride quality and weight. The Rail 50's are suited to bikes with 120mm+ travel. A wheel that is too stiff will ping off rocks and chutes and promote a harsh ride which can fatigue you over longer rides. The Rail 50's have tuned flex which allows it to track harsh terrain with less effort but is still completely stiff enough to hit the gnarliest trails you can hit up. With input from SRAM Blackbox athletes the