Jeremywell 1/2" Bore Single Split Set Screw Shaft Collar OD 1-1/8" Width 13/32" (4 PCS)

National Hardware N179-804 4005BC Smooth Rods in Zinc, 1/2" x 36"

5/8" Bore Single Split Shaft Collar Black Oxide Set Screw Style (4 PCS)

2 Piece- UCF201-8 Pillow Block Bearing 1/2 inch Size Bore, 4-Bolt Flange, Solid Base, Self-Alignment

2 Piece UCP201-8, 1/2 inch Pillow Block Bearing Solid Base,Self-Alignment, Brand New

1/2" Bore Zinc Plated Shaft Collars Solid Steel Set Screws Style (4 PCS)

1/2" Bore Double Split Shaft Collar Black Oxide Set Screw Style (4 PCS)

Climax Part RC-050 Mild Steel, Black Oxide Plating Rigid Coupling, 1/2 inch bore, 1 inch OD, 1 1/2 inch Length, 1/4-20 x 1/4 Set Screw

Aeromax Metals 304/304L Stainless steel Round Rod-Bar 1/2" Diameter x 24" Long

25B30H-1/2'' Bore 30 Tooth B Type Sprocket for 25 Roller Chain

12" Inch Closed Cell Foam EVA Plastic Spoke Ball Bearing Wheel