Pole Pruner Angled Bar : CPP-H1-12-50 – H1 Mount, 12 Inches, .050 Gauge (0.250 Pitch = 60 Drive Links, 0.325 Pitch = 46 Drive Links, 0.375/0.370 Pitch (Low Profile) = 43 Drive Links) – *Please Ensure a 1/4″ (0.250) Pitch Drive Sprocket is Available For Your Chainsaw if You Wish to Run 1/4″(0.250) Pitch Chain