Proline
Proline® Carburetor Adjustment Tool For Stihl MS231 MS251 Zama C1Q
Proline® carburetor adjustment tool for the newer Stihl MS231, MS251 with metal limiter caps please refer to picture. Caps must be removed (available in our store Proline 20-3422 ) before using this tool. Well-fitted for the hobbyist. Please match you part with ours for proper fitment; actual pictures shown. Any tool that has be opened or used will Not be eligible for our return policy.
Includes:
- Screwdriver Micro Tip Tool
Specs:
- Limiter cap must be removed (use Proline 20-3422) before using this tool.
Replaces Stihl OEM #:
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Proline® Carburetor Adjustment Tool For Stihl MS231 MS251 Zama C1Q
Proline® carburetor adjustment tool for the newer Stihl MS231, MS251 with metal limiter caps please refer to picture. Caps must be removed (available in our store Proline 20-3422 ) before using this tool. Well-fitted for the hobbyist. Please match you part with ours for proper fitment; actual pictures shown. Any tool that has be opened or used will Not be eligible for our return policy.
Includes:
- Screwdriver Micro Tip Tool
Specs:
- Limiter cap must be removed (use Proline 20-3422) before using this tool.
Replaces Stihl OEM #:

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