Calumet CK7052 Qr Tilt Head with 180&deg; Tilt Movement Attaches to Any 1/4" or 3/8" Male Threaded Mount The calumet QR tilt Head is a handy compact head ideal for use with monopods or small tripods. Quick-release plate with 1/4" mount. Attaches to any 1/4" or 3/8" male threaded mount. Safety lock prevents accidental release of plate. 180deg. tilt movement.