Lexar Industrial 3-piece L075 series coupling set includes two coupling halves and a urethane insert.
Urethane spiders are harder and longer lasting in high torque applications than comparable rubber spiders.
1/2" bore with 1/8" keyway and set screw on one coupling half.
3/4" bore with 3/16" keyway and set screw on the matching coupling half.
The L075 series measures 1-3/4" Outside Diameter and the set is 2-1/8" long when assembled.
Interchangeable with Lovejoy, Martin, Browning, TB Woods, and other L-jaw couplers.