Feature 

• 1,It has best hardness.
• 2,it comes with additional flange bearings which make motion more smooth.
• 3,it comes with two pcs of 380 level motors, which provide faster speed and triple torsion force.
• 4,it has thickened aluminum gearbox walls, which guarantees better stability and wear resistance of bearings.
• 5,it comes with 3pcs of steel gears and 1pc of driving shaft brass gear.
• The gearbox suite can be used for: 
• German tiger I 3818
• German leopard 3819
• German III L 3848
• German III H 3849
• German IV F 3858
• German IV F2 3859
• German III F8 3868

Package Includes:

• One set of 8mm*49mm shaft M+L steel steel metal gearbox