Stihl 1123 660 3001 Tensioning Gear Type_Starters & Starter Parts including the MS 261 and

including the MS 261 and MS 271 models

084 and 088

Oregon wheels resist burning of the cutters and leave a precision finish

ensuring a reliable fit and long-lasting service life

Optimized for SRS/SRT climbing on 13 mm (1/2") lines

Stihl 1123 660 3001 Tensioning Gear Type_Starters & Starter Parts including the MS 261 andThe Quick Tensioning Worm Gear is an authentic Stihl OEM part designed specifically for the quick chain tensioner mechanism in compatible Stihl chainsaws and electric cordless saws, including models like the MS 170 and MS 250. This component is engineered for durability, featuring a robust polymer gear body reinforced with a metal insert, ensuring it can endure repeated adjustments under load.