Part Number # PART M577-550
Product Description:

New Hejnar Photo Manfrotto conversion set for system using 3433PL Mounting plate
(supplied with the 3433, 3460, 3465 heads, 501 & 503 Pro Video heads and  system using special 501PLONG accessory plate). This combination of plate (5.50 inch long) and clamp will let you use Manfrotto  with arca swiss equipment. Clamp can disconnected from plate and use independent on other equipment if needed. Using provided aligning pins clamp can be mounted in any orientation.


Clamp Compatible with:
  • Markins including level release clamp
  • Really Right Stuff, including level release plate.
  • Arca Swiss
  • Wimberley
  • Kirk
  • Photo Clam
  • Foba 
  • Vanguard ABH Series Ball Heads (ABH is Vangaurds only Arca-Compatible series)
  • Custom Brackets
  • Jobu Designs
  • Acratech
  • Other Arca swiss type products 
Clamp Specification:
  • 3.25  inch long
  • Socket is countersunk on top for 1/4-20 screw but also threaded 3⁄8”-16.
  • Two set of outside holes are taped 1/4-20 and 45mm or 30 mm apart from each other.
  • Clamp includes two safety stop relief grooves. This prevents free fall when the clamp is not fully closed and your plate has safety stops
  • Clamp knob is captive. Knob stops at maximum opening — cannot be lost in the field.
  • Clamp knob is made from one piece. No spacers or bushing between knob and clamp itself. No room for dust,  sand etc to enter inside.
  • Precision C.N.C. machined from 6061-T6 Aluminum
  • Stainless steel hardware.
  • Made in USA
  • Black hard coat Anodized.
  • Black hard coat anodized clamp and clear anodized knob.
  • Made in USA
Plate  Specification:
  • 5.50 inch long
  • Weight 5.6oz (167g)
  • Precision C.N.C. machined from 6061-T6 Aluminum
  • Black hard coat anodized surface

Auction Includes:

  • One adapter  plate.
  • One 3.25 inch clamp ( Model F63b)
  • One1/4-20 x 3/4 screw.
  • Hex key for ¼-20 screw


Shipping Information:
  • Free Shipping with USPS First Class Mail. 
  • Tracking information provided. 
  • USA Costumers please note that USPS packages may travel much longer than the estimated delivery time and tracking information is not always updated daily. 
  • If your order is time sensitive, you need daily tracking update please use FedEx, UPS or Express Mail as delivery service during checkout.