Product Description:
New Hejnar Photo Quick Release Screw-Knob 4.00 inch clamp with dual mounting and captive style black knob. Hard coat black anodized surface. It is the best quick release system for tripods when combined with Arca style ball head. Compatible with Arca-Swiss type quick release plates. All the corners and edges are rounded for the safety to prevent from accidental injuries or damages to the other equipment.
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
Specification:
- 4.00 inch long
- Weight 5.5oz (157g)
- Socket is countersunk on top for 1/4-20 screw but also threaded 3⁄8”-16.
- Two outside holes are taped 1/4-20 and 45mm apart from each other.
- 2.6mm deep relief grooves guarantee compatibility with most plates/rails.
- Relief groove 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.
- Tongue-in-pocket Design -Clamps have a tongue-in-pocket design that protects internal parts from
- dust and grit. It does prevent the tendency of the moving jaw to hinge backward during clamping, It keeps the jaws aligned with the geometry of the plate and eliminating unwanted bending forces on the threaded stud.
- Precision C.N.C. machined from 6061-T6 Aluminum
- Compatible with Kirk, R.R.S., Arca-Swiss, and many other Arca-Swiss style Quick release plates.
- Stainless steel hardware.
- Black hard coat anodized clamp and clear anodized knob.
- Made in USA
Auction Includes:
- One 4.00 inch clamp
- One 1/4-20 - 3/4screw.
- Hex key for ¼-20 screw