Stihl 1123 660 3001 Tensioning Gear Gas Cut-Off Saw This genuine fastener features a

This genuine fastener features a 9mm collar (D9) and an 8mm (M8) thread

Part number 1121 120 1618 is specifically compatible with select Stihl chainsaw models

more precise cuts while also protecting surrounding components from wear caused by excessive vibration

Helmet not included

Stihl 1123 660 3001 Tensioning Gear Gas Cut-Off Saw This genuine fastener features aThe 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.