B-403-1
SWAGELOK 1/4" FRONT COMPRESSION FERRULE TUBE BRASS B-403-1
A nice touch with the MicroLubrol 200 is the clear tubing that shows lubricant flow visually.
Beverage Air 403-698B Fan Guard 1/2" Steel Replacement Part
What stands out is the 1/4 in thickness that resists warping.