Used on very fast and dry trails. Low rolling resistance and minimal weight. Primarily for the use on the rear wheel.Folding Semi-Slick Tyre. Fast, flat studs in the centre of the tread for good corner grip with sturdy lugs on the tyre shoulders. Key Features: Little rolling resistance and little weight. Primarily for use on rear wheel.,Tread design: fast, flat studs in the centre of the tread for good corner grip with sturdy lugs on the tyre shoulders.,Super Gravity version: ADDIX Soft (orange). Puncture-proof (with Apex) with extreme lateral stability for a dynamic ride.,Tubeless Easy version: ADDIX Speedgrip (blue), in 27.5+ also with Apex..