Đầu bánh răng hãng OPPAMA A-1, A-2, A-3, A-4, A-5, A-6. A-7, A-8, A-9

Type name

Diameter of operating pole

Form of transmission shaft 

​

​

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-1

φ24

□5.4

spline 6×10×0.5

spline 7×7×0.75

3

275g

M8 Left Hand Thread Nat

～20cc

Type name

Diameter of operating pole

Form of transmission shaft 

​

​

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-2

φ24

□5.4

spline 6×10×0.5

spline 7×7×0.75

4

600g

M8 Left Hand Thread Nat

～26cc

Type name

Diameter of operating pole

Form of transmission shaft 

​

​

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-3

φ24

□5.4

spline 6×10×0.5

spline 7×7×0.75

4

370g

M10 Left Hand Thread Nat

～30cc

Type name

Diameter of operating pole

Form of transmission shaft 

​

​

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-4

φ25

□5.4

spline 6×10×0.5

spline 7×7×0.75

3

300g

M7 Left Hand Thread Bolt

～20cc

Type name

Diameter of operating pole

Form of transmission shaft 

​

​

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-5

φ25

□5.4

spline 6×10×0.5

spline 7×7×0.75

3

300g

M7 Left Hand Thread Bolt

～23cc

Type name

Diameter of operating pole

Form of transmission shaft 

​

​

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-6

φ26

□5.4

spline 6×10×0.5

spline 7×7×0.75

​4

400g

M7 Left Hand Thread Bolt

～26cc

Type name

Diameter of operating pole

Form of transmission shaft 

​

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-7

φ26

□5.4

spline 7×7×0.75

​4

567g

M7 Left Hand Thread Bolt

～30cc

Type name

Diameter of operating pole

Form of transmission shaft 

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-8

φ28

spline 8×9×0.75

​4

720g

M10 Left Hand Thread Nat

～50cc

Type name

Diameter of operating pole

Form of transmission shaft 

Number of bearings

Weight

Cutter blade mounting

Usable engine displacement

A-9

φ28

spline 8×9×0.75

4

770g

M10 Left Hand Thread Nat

～50cc