HD31M- Brake Drum- Air ltl Bracket mounting holes: 5/16-Inch x

Bracket mounting holes: 5/16-Inch x 19/32-Inch on 2 13/64-Inch centers

00 "Hopper Material: 304 Stainless SteelNumber Of Motors : 2Spinner Material: PolyurethaneWorks With Bagged #1 Rock Salt: YesWorks With Bulk Salt: YesWorks With Bulk Sand : YesWorks With Salt / Sand Mix: YesCapacity : 5

Oval Cutout Angle: 45

Designed to operate at up to 150 psi in air brake systems

Reliably covers and protects your payload

HD31M- Brake Drum- Air ltl Bracket mounting holes: 5/16-Inch xHD31M Brake Drum Air SPECIFICATIONS Brake Surface Diameter (A): 16. 50" Drum Mount: Outboard Pilot Diameter (B): 8. 78" Bolt Circle Diameter (C): 11. 25" Bolt Holes: 10 Bolt Hole Size (E): 1. 00" Overall Height (F): 11. 06" Brake Surface Width (G): 8. 60" Machine Balanced: YES