Adjustment Mounts Features:
1) Bearing bigger power and higher trimming
2) Quakeproof and fluctuation adjustment fun

Adjustment Mounts Features:
1) Bearing bigger power and higher trimming
2) Quakeproof and fluctuation adjustment functions
3) Pad made of reinforced nylon, screw axle center made of stainless steel N.304
or galvanized carbon steel

For the biggest capability of under-tanking weight, please refer to the instruction.