577 Rapid Connect Adapter with Sliding Mounting Plate (504PLong) fits Manfrotto Tripod/Monopod HDV

The 577 gives you the freedom to remove the camera from the head without detaching it from the plate and put it on any other support. Compatible with the 504PLong camera plate (supplied with the 502HD, 504HD heads) .

The item is fully compatible with Manfrotto. It is a quality product. 

Item Description

Description: 2" (50mm) of sliding travel within plate to optimally balance gear Female 3/8"-16 & 1/4"-20 threadings on bottom Plate has 1/4"-20 & 3/8"-16 mounting screws, in addition to anti-twist video register pin 2-Stage quick release system Specifications: Weight 10 oz (285g) Attachment Size 1/4" and 3/8" screws attachment type Bottom: 3/8" female thread attachment type Attachment 2: 1/4" female thread attachment type Color Black Material Aluminium Plate 504PLong Sliding travel of plate: 2" (50mm) Dimensions: 140x10.7x50mm (5.5x0.4x2in). Quick Release Yes Backup Secondary safety system Weight 0.63 lb (0.25 kg)