This is a Kwik Grip E/Z Connector set by Dubro.
EZ Connectors link a pushrod to a servo arm allowing it to pivot for
less bind in control surfaces.
FEATURES: Works on 2-56 and smaller wire (.078")
Permanent or snap on mounting push nuts both included.
INCLUDES: Two brass EZ Connectors
Two plastic snap nuts.
Two metal snap nuts.
Two 2.5x3.5mm slotted head screws.
REQUIRES: Assembly onto linkages
Kwik grip E/Z connector wrench. DUBQ1867.
SPECS: Length of brass connector: 10mm (.395")
Diameter of brass connector: 5.5mm (.217")
COMMENTS: These differ from the standard E/Z connectors DUBQ1860 in that they
have a hex shape for easy tightening. Use in conjunction with
DUBQ1867 for quick, easy grip installation.