Oregon 200RNDD196 20" Professional Replaceable Sprocket Nose bar
3/8" pitch .050" gauge
Fits:
Alpina/Castor: A-70, PRO-55, PRO-65, PRO-66, PRO-70
Echo: CS-900, CS-1001, CS-9000
Homelite: Super XL, SXL925, Super XL-AO, XL-12, V955, 330, 350, 360, 400, 410, 450, 460, 540, 550, 650, 700, 85...