Professional 21-spline carburetor adjusting tool for anti-tamper high/low mixture screws on Stihl, Husqvarna, Echo, Poulan. Required for CARB/EPA-compliant carb tuning.
| Type | Carburetor Adjusting Tool |
| Spline Count | 21 |
| Compatible Brands | Stihl, Husqvarna, Echo, Poulan |
| Material | Hardened Steel |
| MOQ | 5 pcs |