All Bestorq belts are designed to perform at the identical or higher level than all other major Manufacturer's belts of the same type.15 lbs.Aftermarket GILSON 3660 Replacement Belt, 4LK250 Oil and Heat resistant Belt Type-V Belt Top Width-1/2 in Material-Kevlar (Aramid) Outside Length-25 in Height-5/16 in Weight: 0.