Adjustable spring rate coil that's also progressive. Sprindex is specifically designed to have a progressive spring rate for the last 20% of stroke for big hit support and for bikes with a linear linkage design.
Sprindex Sprindex Adjustable Weight Rear Coil Spring - Enduro, 540-610 lbs, 65mm, 2.6 Stroke - Ridgeline Bike & Ski, Boise, ID
Combine the plush ride of a coil spring with all the adjustment of an air shock for your aggressive xc and trail bike. Give it a few quick (tool-free)
55mm / 2.2 stroke - Sales Tax and Air Express Ship Included
2017 Liv Hail 2 Bike - Reviews, Comparisons, Specs - Bikes - Vital MTB
Sprindex Adjustable Coil Spring Rate – S4 Suspension
Sprindex Feder OVP neuwertig 55x430-500 in Thüringen - Erfurt
Sprindex sx24450 trail rear shock coil 55mm 22 x 430 500 lb in Trail
Sprindex Feder OVP neuwertig 55x430-500 in Thüringen - Erfurt
Allows easy, tool-free adjustment of spring rate, Includes spring, adjuster, and 5 performance adapters, Lightweight (highest grade steel allows
Sprindex Coil Spring, 126x55, 430-500lb
Sprindex Sprindex Adjustable Weight Rear Coil Spring - Enduro, 540-610 lbs, 65mm, 2.6 Stroke - Dedham Bike
Sprindex Sprindex Adjustable Weight Rear Coil Spring - Enduro, 540-610 lbs, 65mm, 2.6 Stroke - Sweet Pete's Bike Shop Toronto