This Archer Guide Bar is very high quality, it has a Replaceable Tip Sprocket Nose Guide Bar. The 36" Guide Bar is 3/8" pitch, .050 gauge and uses a 114 drive link chain. This guide bar replaces Oregon part# 360RNDD176. Note: This is a solid steel guide bar that comes with a replaceable sprocket nose tip, the tip is not made by Oregon but an Oregon replacement tip will fit right on this bar. This bar works on Echo models CS60, CS60S, CS450, CS451, CS452, CS500, CS501EVL, CS510, CS550EVL, CS590, CS600P, CS601, CS602, CST610, CS620P, CS620PW, CS650, CS660, CS670, CS680, CS701, CS702, CS706, CS750, CS801, CS802, CS6700, CS900, CS1001, CS5000, CS5500, CS6700, CS8000. Homelite models 35SL, 330, 350P, 360, 400, 410, 450, 460, 540, 550, 650, 700, 750, 800, 825, 850, 900, 922, 923, SXL925, SXL-AO, XL12, SUPERXL, SXL-130, XSL-925, XL400, XL700 series, XL800 series, XL900 series plus more. Poulan models 203, 306, 375, 400, 450, 3400, 3700, 3800, 3900, 4000, 4200, 4900, 5200, 5400, 5500, 6700, 6900, 7700, 8500 plus more. Also works on Alpina, Green Machine, compatible with John Deere Lombard and more please see photo for model listing this guide bar will fit. Archer Saw Chain and Archer Guide Bars are known for quality and sold world wide!