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Copperhead 7421072 20 inch Chainsaw Chain replaces Stihl 33RM3 72 Drive Links
Copperhead chainsaw chain is engineered from premium German steel and delivers professional-grade performance for demanding cutting tasks. Chrome-plated cutters are precisely angled to maximize cutting efficiency, while hardened drive links and rivets resist stretching and wear. The optimized design minimizes vibration and ensures balanced operation, reducing operator fatigue during extended use.
81 Links 3/8 Pitch .050 Gauge without Bumper Link, Full Chisel
Requires 7/32" File
Fits Models:
- STIHL: MS290, 08, 056, 024, 084, 046, 029, 028, 048, 036, MS311, 041, MS361, MS390, MS660, 039, MS3660, 034, 031, 030, 026, 064, MS461, MS362, 088, 075, 038, MS391, MS310, 40, MS650, 044, 050, 051, MS880, MS441, MS260, 070, 076, MS440, 066, MS460
- PIONEER/PARTNER: P450, R35, R14, R30, P70, R23, S65, 1074, P360, P21, P85, R18, 650, P5000, R421, R420, P28, R19, R12, R435, R21, P55, P26, P65, S55, P500, R11, R17, R40, R440, R20, R22, P100, R416, P400, 7000, R16, 1655, 550, 2055
- HUSQVARNA: 340, 238, 2101, 460, 70, 185, 372, 44, 33, 351, 545, 257, 371, 281, 65, 390, 298, 353, 133, 242, 362, 288, 1100, 246, 385, 154, 480, 77, 394, 254, 272, 562, 346, 466, 234, 261, 57, 576, 380, 61, 266, 359, 268, 339, 66, 336, 575, 49, 181, 357, 262, 55, 395,
- MAKITA: DCS7901, DCS520, DCS460, DCS5200, DCS5121, DCS510, DCS9010, DCS6421, DCS5201, DCS430, DCS6401, DCS6801, DCS431, DCS6000, DCS7301, DCS9000, DCS540
- McCULLOCH: MS2050, MS2046, ProMac 46, 4900, MS1849, Silver Eagle 3020, Silver Eagle 2818, 1849, 2046, Timberbear 20, MS1846, MS1850, PM1845, MS2049, 2049, ProMac 40, 4600, 5500, 500, 4700
- DOLMAR: PS6000, PS9010, PS510, 111, 119, PS540, PS5100, PS6400, PS5105, 118, PS9000, 109, PS7310, 113, 116, PS7300, PS460, 114, 117, PS7910, 112, 115, 110
- JONSERED: CS2156, 490, CS2171, 590, 2051, 625, CS2255, CS2186, CS2054, 535, CS2050, 2050, CS2159, 2065, CS2258, 2063, CS2165, CS2163, 2163, 2071, CS2188, CS2149, CS2172, 520, 525, 630, 2055
- SEARS/CRAFTSMAN: 358.35085, 358.35201, 41AY85AR799, 358.35098, 358.35084
- POULAN/POULAN PRO: 415, 475, 445, PP4818, 505, PP5020AV, 425
- REDMAX: G455, G450, G5000, G5300, G390
- OLYMPYK: 941, 956, 962, 951, 940, 938, 950, 945
- EFCO: MT8200, 181, MT7200
- JOHN DEERE: CS52, CS56, CS62, CS46
- CUB CADET: CS5720
Replaces:
- Stihl: 33RM3-72
- Oregon 72LP, 72LPX, 72V
- Carlton A1LM-BL, A1LM-GL
Dimensions and Specifications
DRIVE LINKS Â Â 81
BUMPER LINK Â Â Without
GAUGE Â Â 0.050"
PITCH Â Â Standard 3/8
Return Policy
ALL RETURNS MUST HAVE PRIOR AUTHORIZATION
If you’re looking to return or exchange your order. we’re here to help! We accept returns within 30 days of delivery.Â
Learn more about exceptions and procedures regarding our Return & Refund Policy