7" automatic seat swivel with black powder coated Made of Hot rolled steel Black Powder coated 12 steel ball bearings and ful

170mm*170mm

Made of Hot rolled steel

Black Powder coated

12 steel ball bearings and full ball bearings available

memory return with spring ( 180 degree automatic rotation).

flat without pitch

thickness of plate: 2.5mm

7*22 slotted holes

7" automatic seat swivel with black powder coated