Bigger is better with the CID Heavy Duty and X-treme rock buckets. Our HD version has a welded cutting edge to provide strength and rigidity. Optional teeth are available on the welded edge. The x-treme version has fully welded tines in place of the edge, with dual rods to support the rock dam • 3/4 x 6 Cutting edge on Heavy Duty • Heavy Duty add on options: 3/4"x6" Cutting edge or, weld on teeth. • 2 3/8” tine spacing on HD • 3” tine spacing on X-treme • The X-Treme has added, dual 1 ¼” rods to reinforce the 5” tall rock dam