UDZ12031 Ring Set—for 1 Hole

3.937″ Bore,
Ring Thickness: 3).098″ 1).197″, 1 Cyl. Set
Fits: D5506, D6006, D6206, D6265, D6207, D6507, D6806
D6807, D7006, D7007, D7206, D7207, DX3.65, DX3.70