Specs: Description: Chain Loop .325 Semi-Chisel .050 66DL , Pitch: .325″ , Gauge: .050″ , Drive Links: 66 , File: 3/16″ , This saw chain met the kickback performance requirement of ANSI B175.1-2012 when tested according to the provisions of ANSI B175.1-2012 low-kickback saw chain meets the kickback performance requirement of CSA Standard Z62.17 , Features the Centri-Lube oil distribution system to extend the life of your saw chain , Low-kickback semi-chisel saw chain for added safety , Out of package sharp and ready to cut; a sharp chain is a safe chain , Heat-treated and hard chromed cutters deliver a weather-resistant chain that cuts efficiently and extends chain life Replaces OEM Numbers: Oregon: H66 – 20BPX Chain Compatible With/Replacement For: CUB CADET – CS5018, CS5220 DOLMAR – 109, 110, 111, 112, 113, 114, 116, 116si, PS-460, PS-510, PS-540, PS-5100S, PS5105, PS-5105H, PS-6100, PS-6100H ECHO – CS400EVL, CS440, CS440EVL, CS510, CS3600, CS3900, CS4000, CS4100, CS4400, CS4500, CS4600, CS5000, CS520, CS450, CS450P, CS500P, CS530, CS550P EFCO-EMAK – 147, 152, MT5200 HOMELITE – 25, 27, 4100, 4150, 4500, 4550, Super 240, Timberman, UT10518, UT10519, UT10520, UT10522, UT10550, UT10552, UT10526, UT10927A, UT10942A, UT10946A, ZR10518, ZR10520, ZR10522 HUSQVARNA – 338XPT, 339XPT, 36, 41, 136, 137, 141, 142, 235, 235E, 240, 240e, 55 Rancher, 254, 254XP, 257, 261, 262, 262XP, 357XP, 359, 362, 362XP, 455 Rancher, 460 Rancher, 555, 550XPG, 560XP, 560XPG JOHN DEERE – 45EV, 46EV, 300CS, 450V MAKITA – DCS430, DCS431, DCS460, DCS510, DCS520i, DCS540, DCS5121, DCS5200i, DCS6000i, EA5000P53G, EA6100P53E, EA6101P53G MCCULLOCH – Mac: 1846, 4600, 4700, 4900 Series, 5000, 5500, 1849AV, 2046AV, 2049AV, MacCat Super: MS1850, MS2046, MS2049, MS2050, ProMac: 1845AV, 40, 46