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.

Requires 3/16" File


Replaces

• CARLTON: K3L-078G
• STIHL: 26RS-78

Fits Models

• ALPINA/CASTOR: A-40, C-40, CP-41, CP-45, CP-540, CP-600, P-370, P-410, Pro Series 45, Pro Series 540, Pro Series 600, P460, P510
• CUB CADET: CS5018, CS5220
• DOLMAR: PS460, PS510, PS5100, PS5105, PS540, 109, 110, 111, 115
• ECHO: CS-3600, CS-3900, CS-400, CS-4000, CS-4100, CS-440, CS-4400, CS-4600, CS-510, CS-520, CS4500, CS5000
• EFCO: 147, 152, 156, 165
• HUSQVARNA: 133, 154, 234, 238, 242, 246, 254, 257, 261, 262, 33, 336, 339, 340, 345, 346, 350, 351, 353, 357, 359, 36, 360, 362, 41, 435, 44, 440, 445, 45, 450, 455, 460, 466, 49, 50, 51, 545, 55, 550, 555, 57
• JOHN DEERE: CS46, CS52, CS56, CS62, 300CS, 45EV, 450V, 46EV
• JONSERED: CS2145, CS2149, CS2150, CS2152, CS2153, CS2156, CS2159, CS2163, CS2240, CS2245, CS2250, CS2252, CS2253, CS2255, CS2258, 2050, 2051, 2054, 2055, 2149, 370, 410, 420, 425, 435, 45, 451, 455, 49, 490, 50, 51, 510, 52, 520, 521, 525, 535, 590
• POULAN: Farmhand Series, Predator Series, 2700, 2750, 2800, 285, 2900, 295, 3000, 305, 3050, 306SA, 310, 3100, 315, 3300, 335, 336, 4600, 4620
• POWERHORSE: 190502, 190503, 190557, 190559
• REDMAX: G390, G450, G455, G5000, G5300
• REMINGTON: RM5118, RM5520
• SOLO: 613, 614, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 643, 644, 645, 647, 651, 652, 654, 656
• TANAKA: ECS-400, ECS-415, ECS-4501, TCS-40
• TROY BILT: TB4620, TB4920, TB5018, TB5020

Dimensions:

PITCH: 0.3250"
DRIVE LINKS: 78
GAUGE: 0.0630"
STYLE: without Bumper Link
STYLE: Chisel