... v-belts are resistant to heat,oil,fatigue, aging and frictio Features:1) With special frames, our v- ... belts are resistant to heat,oil,fatigue,aging and friction2) Features: large power, high speeds, long usage ... ) We can provide these products in various sizes, and welcome buyer's specificationsOuter Packing:Packed in paper cartonsCarton ... A(13), B(17), C(22), D(32) and E(38). Classical V-Belt