Trico 8oz Closed System Opto-Matic Constant Level Oiler with Sight Gauge

One piece glass reservoir ensures proper constant level function. Compared to competitive models, there is no possibility of air leakage that would cause overfilling of the housing. Adjustable level setting allows use in many applications Bottom of adjusting collar indicates actual oil level setting for easy set-up and maintenance Side and bottom connections for simplified installation Two inch sight gauge available for easy viewing of oil level