RYOBI: How to - Basic maintenance for chainsaws and pole pruners - YouTube
Amazon.com: Ryobi 14 in. 40-Volt Baretool Brushless Lithium-Ion Cordless Chainsaw, 2019 Model RY40530, Li-Ion 40V, (Battery and Charger Not Included) : Patio, Lawn & Garden
Amazon.com: deawater 2PCS 300890001 Oil Tank Cap Cover Primer for ryobi Chainsaw P540 P541 P542 P545 CS1800 : Patio, Lawn & Garden
RYOBI ONE+ HP 18V Brushless Whisper Series 8 in. Cordless Battery Pole Saw (Tool Only) with Extra Chain & Bar and Chain Oil P2508BTL-CMB1 - The Home Depot