Quantity   Component name
1 × Gearbox http://www.harborfreight.com/2000-lb-capacity-geared-winch-5798.html Hacked out of a Harbor-Freight Winch
1 × Drum Screen $93.73 - 4' x 25' Hardware Cloth
1 × Drum ends $24.13 - 4' x 8' Sheet of Plywood
2 × Drum supports 2x4x8 dimensional lumber
2 × Frame uprights 4x4x8 dimensional lumber
16 × Drum hardware $39.84 - T-Plates.
4 × Frame components 2x6x104 dimensional lumber
1 × Frame headers $4.82 - 2x4x104
2 × Axles $99.46 - 1" Round Cold Finished C1018
2 × Sprockets $30.58 - https://www.grainger.com/product/TRITAN-Sprocket-35-36GA26
1 × Roller Chain $36.66 - https://www.grainger.com/product/DAYTON-Roller-Chain-Single-Strand-2YDW4
1 × Connecting Link $7.00 - https://www.grainger.com/product/DAYTON-Connecting-Link-For-Std-Roller-2YEA5