The OConnor 114-55mm Threaded Universal Step-Down Ring is a threaded step-down ring compatible with the OConnor O-Box WM matte box. Use this versatile ring to replace multiple reduction rings when shooting with lenses of varying sizes.

Its flexible fabric inner ring reduces the outer 114mm diameter and adapts to any lens with a front barrel diameter from 55mm to 104mm.Use in place of multiple reduction rings when using lenses of varying sizes with the OConnor O-Box WM matte boxFlexible inner fabric ring accommodates lenses with a front barrel diameter from 55mm to 104mmLightweight, sturdy aluminum construction.

• Step-Down Ring for O-Box WM Matte Box
• For Lenses with 55-104mm Front Barrel
• Aluminum Exterior Ring
• Flexible Fabric Inner Ring