20" Bar & Chain (.063) Fits Stihl Chainsaws MS381 MS390 MS391 MS440 MS441 MS460(1) New Aftermarket Replacement 20" Semi Chisel Chainsaw Chain & Bar Set Fits Stihl: 024, 024 Super, 026, 026 PRO, 026P, 028, 028 Super, 029, 030, 031, 032, 034, 034 SUPER, 036, 036 PRO, 036 QS, 039, 040, MS 260, MS 260 Pro, MS 261, MS 261 C M, MS 261 C MQ, MS 261 CQ, MS 270, MS 270 C, MS 270 C B, MS 270 CQS, MS 271, MS 280, MS 280 C BQ, MS 280 CQS, MS 290, MS 291, MS 291 C BEQ, MS 310, MS 341, MS 360, MS 360 C, MS 360 Pro, MS 360 QS, MS 361, MS 361 C