Rockshox Metric Coil Springs Stock Item:RockShox Spring, Metric Coil, Black, Length 174mm, Spring Travel (67.5-75mm), 500 LB * Lightweight CrMo steel rails

Lightweight CrMo steel rails

In addition to the traditional right-hand rotation

SURLY BIG DUMMY RAIL COLLARS

Machined from aerospace-grade AL6061 and teamed up with angular contact bearings

Rockshox Metric Coil Springs Stock Item:RockShox Spring, Metric Coil, Black, Length 174mm, Spring Travel (67.5-75mm), 500 LB * Lightweight CrMo steel railsROCKSHOX METRIC COIL SPRINGS SPECIFICATIONS Spring Weight 200 LB, 300 LB, 350 LB, 400 LB, 450 LB, 500 LB, 550 LB, 600 LB FEATURES Coil springs are available in many sizes and weight ratings Each are available separately and are not included with aftermarket shocks Refer to the RockShox spare parts catalog for all sizes available