Concaves
Combine Products
Airfoil Chaffers, Feeder Chains, Cover Plates, Concaves, and Adjustable Sieves
Concave Features
Concaves are more aggressive and longer lasting
Designed to fit any rotary or conventional combine
Concaves are available with narrow wire, wide wire, and round bar
Available Products
Copperhead Concave Systems
Features
A patented 90° notch in the round bar
Increased space between bars
Adjustable and removable cover plates
Universal crop design
135% more threshing surface area (compared to OEM model)
Includes disrupter lugs
Additional rice spike bars required for Case-IH model
Available Products
Estes Concaves
Features
The ONLY true all crop concave
Increase capacity up to 70%
Stop rotor loss