577 Rapid Connect Adapter w/ Quick Release Plate Compatible Manfrotto 501PL Fr Slider Stabilizer Softbox Supports three rolls of seamless

Supports three rolls of seamless paper

Flash Mode

Carbon Steel bearings&rods

SUNWAYFOTO DDB-53 Bidirectional Clamp

577 Rapid Connect Adapter w/ Quick Release Plate Compatible Manfrotto 501PL Fr Slider Stabilizer Softbox Supports three rolls of seamlessThe QR 577gives 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 501PL (old 3433PL) camera plate (supplied with the 3433, 3460, and 3465 heads) and the special 501PLONG accessory plate. Specifications Normal 0 7. 8 0 2 false false false EN US ZH CN X NONE Screw: 1 4" and 3 8" screws Thread Size: 1 4 and 3 8" female mounting threads Material : Aluminum Plate: