Progressive Springs Option 1:130mm Strategically placed insulating thermal panels

Strategically placed insulating thermal panels increase overall warmth

Ball detent swivel head helps access hard-to-reach places

Premium high-gauge Lycra gives a barely there feeling

For use with mechanical disc brake caliper (sold separately)

2mm) is more than enough for modern sized grips

Progressive Springs Option 1:130mm Strategically placed insulating thermal panelsProgressive Springs utilize a non linear design, intended for trail and all mountain enduro riding. They are designed to increase in rate, late into stroke, to provide additional bottom out support and open up the use of coil shocks on frames previously only suited to air shocks.