AB2000 Lawn Mower Blade Replacement Number: AB2000, 3705369000, 3705369001 Compatible Models: E GO Power+ 56V mower models LM2000, LM2000-S, LM2020, LM2020SP Specification: Length: 19.37 Inches Width: 1.97 Inches Thickness: 0.127 Inches Center Hole: 0.665 Inch Deck Size: 20 Inches A Step-by-Step Guide to Install your AB2000 mower blade 1.Clean the blade mounting area 2.Install the new blade: Align the new blade with the blade mounting area, ensuring it is securely seated. 3.Tighten the blade bolt: Use your wrench or socket to tighten the blade bolt clockwise. tightening the bolt too much can damage the blade or the mounting area. Note: 1. Before you purchase your lawn mower blades, ensure the replacements have the same length, width, and center hole. 2. Before outfitting your lawn mower with high-lift blades, ensure your mower's battery or engine can deliver enough power to the blades. Wear work gloves to protect yourself when you install the balde.