- 10 1/4" square
- Square carriage bolt holes at 8" apart
- Square carriage bolt holes at 8" apart; No Nylon race that can break. it"s all ball bearings.
- 12 gauge steel plates-turned edges are stronger.
- Painted Black 7/8" thick
- Large heavy duty Flat Swivel; 500 lb. load
Flat steel large heavy duty swivel, 10 1/4" x 10 1/4" plates, 8" squared carriage bolt hole pattern, 65 steel Ball bearings (No Nylon race), Pre lubed & made in USA, 12 gauge steel plates-turned edges, Painted Black, 1" thick, 500 lb. load.