The Avenger/Manfrotto E600C Steel Snap-In Pin has a hexoganal end that snaps into a Super Clamp; the other end will accept a lighting fixture that has a 5/8" female receptor.
Construction
Chrome Steel
Mount
Super Clamp hex bolt
5/8" spigot
Weight
0.27 lb (122 g)
What's in the Box
Avenger
E600C Snap-In Pin for Super Clamp, Steel - 5/8"