All Stihl Products Literature STIHL Limited WarrantyContact Us Fits MS 162, MS 170, MS 171, MS 172 and MS 180. Includes (1) 16” Guide Bar & (2) Loops of 16” Saw Chain (61 PMM3 55). Save money on STIHL guide bars and saw chains by purchasing them as a STIHL 2+1 Cut Kit compatible with the MS 162, MS 170, MS 171, MS 172 and MS 180! These kits include one bar and two chains, taking the guesswork out of finding the right guide bar and saw chain combination for your chainsaw. With clear labeling, it’s easier to keep your chainsaw operating at peak performance. Specifications: Gauge 0.043 in. Model MS 162, MS 170, MS 171, MS 172 and MS 180 Chain 61 PMM3 55 Pitch 0.375 in. Warnings and Safety WARNING! Improper use of any power tool may cause serious or fatal injury. Read, understand, and follow carefully the operating and safety instructions in your instruction manual before using such products. If you have any questions, give us a call during business hours and one of our friendly associates will be happy to assist you. 410-692-5170