Arca Swiss Replacement foot for Nikon AF-S 400mm/f2.8-ED-IF and Nikon AF-S 600mmf4D-ED-IF lens

Hejnar Photo low profile  Quick Release foot replacement for:

• AF-S 400mm/f2.8-ED-IF (version I & II) lens
• AF-S 400mm/f2.8-ED-IF VR lens
• AF-S 400mm/f2.8-ED-IF VR-II lens
• AF-S 600mmf4D-ED-IF lens
• AF-S 600mm/f4G ED VR lens
• AF-S 600mm/f4G ED VR-II lens

Specification: 

• Length 5.50 inch. 
• Width 1.72 inch.
• Weight 3.8oz (107g)
• 1/4-20 and 3/8-16 taped holes.
• Double-dovetail design allows for dual clamping surfaces on rail
• Precision C.N.C. machined from 6061-T6 Aluminium
• Compatible with Kirk, R.R.S., Arca-Swiss, and many other Arca-Swiss style Quick release plates and clamps.
• Stainless steel hardware.
• Two safety stops. This prevents free fall when the clamp is not fully closed. (M3 screws)
• Made in USA
• Black hard coat anodized surface.

Sony NEX 5r L bracket available

L bracket for Sony Nex 5r. It is 2 part design. Base plate, and Side plate. If you don't need L bracket you can remove side and use it as standard arca type camera plate.

-3.07 inch long
-2.08 height
-Weight 2.4 oz (69 g)
-Precision C.N.C. machined from 6061-T6 Aluminium
-Compatible with Kirk, R.R.S., Arca-Swiss, and many other Arca-Swiss style Quick release clamps.
-Stainless steel hardware.
-Black hard coat anodized surface.
-Made in USA.
-L bracket can be disassembled and use as camera plate only if needed.

Manfrotto 496, 498, 054 Series bal head review

Manfrotto 496, 498 & 054 Series Ball heads review by Peter Frary
http://emedia.leeward.hawaii.edu/frary/manfrotto496rc2_hejnar_review.htm