Amazon.com: Fdit Bar Blade Set Bar Blade for STIHL HS81 HS81R HS81RC HS81T HS81TC
ALL THAT GARDEN Hedge Trimmer Blades Replacement Set for Stihl 30 inches Hedge Trimmer Blades, Part Number 4237 710 6055, Suitable for Stihl HS 81R, HS 81RC, HS 81T, HS 81TC, HS 86R, HS 86T