Lockring and Seal for ECO Spot M-Size Projection Lenses

Spare Lens Lockring and Seal for M-Size ECO Spot Projection Lenses - 4" Outer Diameter

This locking ring is used to lock your projection lens in place once the image is focused.
It comes with a silicone ring to seal the lens in outdoor models.

Fits the projection lenses of all ECO Spot B90/150/300 models.