Bosch spark plug.
Supplied with screwed (metal) socket cap (683).
Tightening torque 25Nm.
Spark plug socket size 20.8mm.
O.a. suitable for the Solo 2489.

We always recommend using a torque wrench when tightening the spark plug (according to the specified torque of the engine manufacturer).
We supply torque wrenches of all brand tools at attractive prices!

Price is per piece.