Cane Creek Progressive Rate VALT Lightweight Rear Shock Spring - 55mm x 550-670lbs White Compound/Backing-Metallic (Heavy Duty)/Steel Measuring to determine compatibility with

Measuring to determine compatibility with your Specialized frame

Single speed spacer kit with stainless steel lockring allows you to dial in your chainline

you may experience chaindrops and/or chainsuck

it mounts to the front of each roller ski

Cane Creek Progressive Rate VALT Lightweight Rear Shock Spring - 55mm x 550-670lbs White Compound/Backing-Metallic (Heavy Duty)/Steel Measuring to determine compatibility withCane Creek Progressive Rate VALT Lightweight Rear Shock Spring 55mm x 550 670lbs White. Cane Creek Progressive Rate VALT coil springs are designed to provide riders with a true rise in rate spring curve. Springs feature the progressiveness and ramp up that hard charging riders demand Designed for use with Cane Creek Coil shocks Progression begins at 50% into the stroke of the spring Crafted from high performance spring steel Inner diameter of 36. 5mm