NICEYRIG Quick Release 15mm Rod Base Plate for Manfrotto 500/501/577/701, 2-in-1 Camera Tripod Baseplate - 493

[ 2-IN-1 DESIGN ] Specially includes the functions of Niceyrig quick release baseplate 220 and 15mm rod baseplate 226 Equipped with 15mm rail clamp, it allows to directly attach industrial 15mm rods to the Manfrotto quick release base plate Much rod rail extension possibility, e.g. for 15mm shoulder rig build-up and video shooting methods quickly-switch Secure and release the QR top plate via a knurled knob screw. Features an Anti-Off button to prevent your camera equipment from dropping accidentally There are multiple 1/4'' & 3/8'' locating holes on the bottom, so you can use it on most all camera tripod.