DOP200RNDD176AC 20" 3/8"Pitch .050 Gauge Power Match Double Guard Chain saw Bar fits Allis Chalmers Chainsaws. Replaceable Sprocket Nose. Fits Large Style 3/8" Pitch Chainsaw Chains (72 Series). Fits Allis Chalmers model 195, 295, 2Z462A, 4Z251A, 95 Chainsaws.