3\/8" 6T Clutch Drum Gardening Machine Chain Saw Accessories Kit

Specification:
Sprocket chain saw: D7 x 2.5cm
Roller bearing: D1X1.2cm
Material: metal
Application: for STIHL 021 023 025 MS230 MS250

Package Contents:
1 x Chain Saw Sprocket
1 x Roller Bearing