Description: 4LK210 Fractional Kevlar belt * Length: 21 in * Top Width: 1/2 in * Height: 5/16 in * Inside Length: 19 in * Material: Dry wrapped aramid cord * Recommended use: Higher horse power uses and are designed to increase strength and stability and are also designed to have a smoother grip. The material helps resist humidity, high temperatures, oil and cracking * V-belts 4LK210 are created with an outer rubber impregnated fabric cover that is extremely tough, wear resistant and crack resistant and Synthetic rubber throughout and true Kevlar tensile member. The 4LK210 are very resistant to severe and repeated shock loads.