4" Aluminum Omni Wheel Specifications: Diameter: 3.96 inches Width Across Middle: 0.375 inches Bore: 1.124 inch Bolt Pattern: 1.875 inch diameter bolt circle Body Material: 3 - 1/8" thick Aluminum Load Capacity: 50 pounds (rollers do not spin past this weight Weight: 0.36 pounds Number of Rollers: 9 Roller Material: Black SBR rubber Roller Bearing Material: Brass Roller Axle: Steel dowel pin Roller Diameter: 3/4 inch Roller Durometer: 80A Repairable by removing perimeter #10 screws Included Hardware: Two - 4" Aluminum Omni Outer Plates One - 4" Aluminum Omni Inner Plate Nine - Black SBR Rollers Nine - 1x1/8 Steel Dowel Pins Eighteen - Omni-roller Sleeves Six - Individual #10-32 x 3/8" Button Head Phillips Screws Six - #10-32 Pem Nuts Usage: With Bearing: Wheels can be driven by 1 hub or they can ride on one bearing. The center bore is sized to receive a 1.125" outside diameter flange bearing (FR8ZZ or am-0573) in a press fit manner. These need to be purchased separately.
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