The Oregon S56 is designed to fit all chainsaw brands, with models that require a 3/8 Inch pitch,.050 Inch (1.3 mm) gauge, with 56 drive links. Fits chainsaw models from several brands including Craftsman/Sears, Echo (only when used with Oregon branded bars), Homelite, Makita and McCulloch. Some fit models include: Craftsman/Sears: 358.34116, 358.35161, 358.35170, 358.35514, 358.38070, 358.38160, 38.38170. Fits the following Echo chainsaw models only when used with Oregon branded bars: CS-310, CS-330T, CS-346, CS-352, CS-355T, CS-360T, CS-370, CS-400, CS-3400, CS-3450. Fits Homelite: UT10516, UT10532, UT10560, UT10564, UT10568, UT10569, UT10660, UT10926, UT10947, UT43122. Fits Husqvarna: 136, 137, 142, 235E, 240, 240E, 334T, 335T, 338XPT, 339XP, T435, T540XP (Ensure your model has a 3/8 low profile sprocket). Fits Makita: EA3201S35B, EA4300F40B, DCS34, DCS3416, UC3530A, UC4030A, UC4051A. Fits McCulloch: CS340, CS380, EB358a, MCC1635A, MS354a, MS4016. Fits Poulan: 220, 221, 222, 260, 400E, 1420, 1425, 1625, 1630, 1800, 1950, 2000, 2025, 2050, 2055, 2075, 2150, 2175, 2250, 2300, 2375, 2450, 2550, 3416, 3516, 3516AVX, 3816, and WildThing. Attention: This saw chain met the kickback performance requirement of ANSI B175.1-2012 when tested according to the provisions of ANSI B175.1-2012.