Compatible with the following pole pruner models Alpina C24Li, Bosch AMW10SG, AMWSG Efco MT2600, Greenworks G24CS, Scheppach CSP2540 and others Low kickback, low vibration and chamfering chisel. For chainsaws with 3/8" low profile pitch, .050" (1.3mm) thickness and 40 drive links Compatible with chainsaws up to 42cc Anti-kickback drive link and depth gauge design ensures less rebound and high performance. Pack of 3 replacement chains NOTE: The length of a chain is not measured in cm, but in the number of drive links Compatible with most garden and chainsaw models that require a 3/8" pitch, .050" (1.3mm) thickness with 33 drive links Compatible with Most pole pruner models including the following: Alpina: C24 Li, C25 Black & Decker: GKC1825L20, PS7525 Bosch: AMW10, AMW10SG, AMWSG Dolmar: AS3626, PS222TH, PS311TB25 Efco: MT2600 Ferrex: 750W electric pole pruner/chainsaw, WWS-AKS40-SP Florabest: FHE710A1 & FHE550B2 Gardol: GMTI 33 Mulitool, Grizzly, AKS 2440 Li Greenworks: G24CS Ikra: