One Vintage O'Keefe & Merritt stove re-conditioned original S&P 'drop-in' shaker holder. 

These are found in the OK&M stove top clock/timer units that use the 'drop-in' shakers. The white S&P shakers sit inside these holders so the shakers do not interfere with the clock/timer wiring and/or clock components. Held in place with one small screw at rear of clock unit.

MEASUREMENTS: Width 2-1/2"  /  Height 3.0"