1.BW88136005 Straight Bevel Gear is used for OEM Part 2.Material:20MnCr5, 8620H, ... 3962-3963 Class 8 4.M:upto 5 BW88136005 Straight Bevel Gear is made by forging,milling and heat treatment,the ... as per customer's request are available.1.BW88136005 Straight Bevel Gear is used for OEM Part2.Material:20MnCr5, 8620H, 20CrMoH3 ...