Cons: The GR-501's rate a 2 out of 11 stiffness rating means that they aren't the most efficient pedallers out there

Stripe: 46% cotton

Cons: A little pricey for what is included

If it is greater than 52mm the Light Action will work best

Formula Neo Pos Volume Spacer - 3 Pack Replace Images Cons: The GR-501's rate aNot just another volume spacer, Formula's Neopos is a technology that represents the next evolutionary step in air suspension, a cutting edge innovation that will change your riding experience for the better. When looking at the compression extension speeds for a complete cycle of a coil spring, the rate at which the spring returns to 'normal' is relatively constant, regardless of the speed of the compression force. This linear rate of expansion is