Brass Rings Brackets & Accessories

M10 Thread

ID: 30.48 to OD: 33.5 to Width: 11.2 to Wall: 1.51

ID: 25.78 to OD: 29 to Width: 11.2 to Wall: 1.61

ID: 38.86 to OD: 42.2 to Width: 11.2 to Wall: 1.67