28" Replaceable Nose Bar  3/8" pitch, .050 gauge, 91 drive link 

Stihl 026, 026 Pro, 028, 028 Super, 029, 030, 031, 032, 034, 034 Super, 036, 036P, 036 QS, 041, MS260, MS260 Pro, MS261, MS261 C-M, MS261 C-Q, MS261 C-MQ, MS290,
MS310, MS311, MS341, MS360, MS360 C, MS360 Pro, MS360 Q-S, MS361, MS361 C, MS361 C-B, MS361 C-Q, MS361R, MS440, MS441C-M, MS441C-Q, MS460, MS650, MS660, 039, 048, MS 362, MS 362 R, MS 362 C-M, MS 390, MS 391,038, 038 Super Magnum, 042, 044, 044M, 045, 046, 046M, MS 362, MS 362 R, MS 362 C-M, MS 400 C-M, MS 440, MS 440 Magnum, MS 441, MS 441 C, MS 441 C-M, MS 441 C-MQ, MS 441 R C-M, MS 460, MS 460 Magnum, MS 461, MS 462, MS 462 C-M, MS 462 R, MS 462 R C-M

Replaces OEM
Oregon 280RNDD025
3003-000-8838, 30030008838

Pitch: 3/8"
Gauge: 0.50"
Drive Links: 91
Bar Length: 28"
Bar Nose Replaceable