The industry standard for professional chainsaw users. These solid chainsaw bars are machined from super-tough chrome-moly steel to give you excellent resistance to wear and chipping. The replaceable sprocket nose design fastens with a single rivet and is securely held by wide strong overlapping ears. Noses can easily be replaced in the field. The patented Cradle sprocket design gives superior resistance to sprocket nose failures. Advanced Lubrijet and Lubri-Dam lubrication features increase oiling efficiency and retention with less oil hole plugging issues.This bar uses 72 drive links of .375 x .050 gauge chain - WPL 20 30RC72 (Check the pitch of your chainsaw first) Fits the following chainsaws: STIHL GAS POWERED 024 026 026 PRO 028 028 SUPER 029 030 031 032 034 034 SUPER 036 036 PRO 038 038 SUPER 038 MAGNUM 039 040 041 042 044 MAGNUM 045 046 046 MAGNUM 048 056 064 066 066 MAGNUM MS 240 MS 241 MS 260 MS 260 PRO MS 261 MS 270 MS 270 WOOD BOSS MS 271 MS 280 MS 281 MS 290 MS 290 FARM BOSS MS 291 MS 310 MS 311 MS 340 MS 341 MS 360 MS 361 MS 362 MS 380 MS 381 MS 390 MS 391 MS 440 MS 440 MAGNUM MS 441 MAGNUM 460 MAGNUM MS 460 R MS 650 MAGNUM MS 660 MAGNUM STIHL ELECTRIC CHAINSAWS E 15 E 20 E 220 LOGOSOL ELECTRIC SAWMILLS E4000 E5000 E8000[]