Manfrotto 237HD Heavy-Duty Flex Arm - for Super Clamp Wooden Camera A Low-frequency roll-off switch minimizes

A Low-frequency roll-off switch minimizes low-end noise at 150Hz

Split Center Column The center column can be split so it is shortened for low level photography

and features an f/2-4

This head is compatible with either classic Arca-Swiss-type or newer Arca-Swiss MonoballFix-type camera plates

all packed into a slim design

Manfrotto 237HD Heavy-Duty Flex Arm - for Super Clamp Wooden Camera A Low-frequency roll-off switch minimizesThis Manfrotto 237HD Heavy Duty Flex Arm is 18mm in diameter, wider than the standard Flex Arm. Otherwise, it shares the identical feature set: 21. 1" (55 cm) in length with a 5 8" hex stud to affix to the Super Clamp 035 and has a 3 8" female thread and 1 4" 20 male end.