4-teeth blades COMPATIBLE FOR AUTOCLIP 520 , AUTOCLIP 523 , AUTOCLIP 525 , AUTOCLIP 525S Outer diameter: 290 mm Centre hole diameter: 10.1 mm Side hole diameter: 8 x 4.5 mm Side hole spacing: 4 x 20, 4 x 21 mm CODE: 26-702 ORIGINAL CODE REFERENCE: 1126-9111-01 STIGA