Spring Clamp (Justin Clamp)
The Manfrotto 175 Spring Clamp is a handy multi-purpose clamp that is handy to keep around in the studio. It can be used to hold gobos, flats, or reflectors with complete security. It has a clamping range of 0.2" to 1.6" (5-40mm), and includes a 5/8" male stud, and 5/8" female socket. Has a small ball head for mounting.