Specification Brand : CNBTR BulletPoint1 : 1:1 bevel gears can only be matched 1:1 and cannot be matched with other module teeth. BulletPoint2 : Used in various mechanical transmission occasions. BulletPoint3 : The item contains 4 pieces 45# steel Bevel Gear. BulletPoint4 : If you have any question about the product, feel free to contact the CNBTR Service and we will try our best to give you a satisfactory answer. Color : Silver & Black ItemName : CNBTR 4 Pieces 45# Steel 2 Modulus 20T Hole Dia 14mm Tapered Bevel Gear Wheel Slot 5 ItemTypeKeyword : bevel-gears Manufacturer : yqltd NumberOfItems : 5 PartNumber : M6210623190 ProductDescription : Specifications: Material: 45 # steel Color: Silver & Black Brand name: CNBTR Modulus: 2 Number of Teeth: 20T Hole Dia: 14 mm/0.55 inch Height: 27 mm/1.06 inch The Largest Outer Diameter: 42 mm/16.53 inch Size: 4.2x2.7x1.4 cm/1.65x1.06x0.55 inch(L x Hx Hole Dia) Fixing Method: M5 Screw Side Fixing, slot 5 Weight: 508 g Features: 1.1:1 bevel gears can only be matched 1:1 and cannot be matched with other module teeth. 2.Used in various mechanical transmission occasions. 3.The item contains 4 pieces 45# steel Bevel Gear. 4.If you have any question about the product, feel free to contact the CNBTR Service and we will try our best to give you a satisfactory answer. Package Content: 4 x Bevel Gear The unique MPN label on each inner package, which confirm it passed the quality inspection and it is genuine item sold from our shop. Please offer it to us when you need assistance. ProductSiteLaunchDate : 2021-07-21T10:12:39.619Z Size : 4.2x2.7x1.4cm/1.65x1.06x0.55inch(L x Hx Hole Dia) UnspscCode : 40000000