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The Countersunk Mega-Coupler replaces the standard hex head bolt with a flat head bolt.
The Countersunk Mega-Coupler comes with a 1/2" or 3/8" flat head base and comes standard with a heavy duty wing nut developed by The Light Source. Other nut options include a steel wing nut or a nylock nut.
For metric requirements, the M10 and M12 flat head bolt is available as well.
1 1/4" pipe, 1.66OD truss tube
1.5" pipe, 1.90" OD pipe, 2" OD truss tube
1/2″ × 1.5″ flat head bolt or3/8″ × 1.5″ flat head boltNylock NutBelleville Washer
1.4 lbs. (MLM1/2CS-NN – 1.12 lbs.)