Proven Part (3) 20In Full Skip Chain — 0.325" Pitch .050 Gauge 81DL — Fits Stihl 3637 005 0081 (1) Qt Oil (1) Hardbox Tool Kit

Three 20In full-skip replacement chains with 0.325" pitch and .050" gauge, each featuring 81 drive links (81DL). Designed to fit 20In bars and to replace Stihl part number 3637 005 0081 on compatible Stihl chainsaws. Pack also includes (1) Qt Oil and (1) Hardbox Tool Kit for installation and basic maintenance.