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Spectrum manufactures a wide range of Rotary Adapter Rings for 75 1/2", 60 1/2”, 49 1/2” & 37 1/2” Rotary Tables. This rings may either solid or split design depending upon the configurations of the bushings can be from one maker of rotary to that same maker (i.e. LTI-LTI) or from one brand to a different brand (i.e. National, Oilwell).

All adapter rings for use with 37 1/2" tools and smaller are rated 500 ton.

All adpater rings for use with 49 1/2" tools and larger are rated 750 ton.