SKY ROVER FOLDING PIER 100mm bahtinov diagonal or accessory used is

diagonal or accessory used is held without the inconvenience of the thumb screws which causes tilt and therefore changes the collimation of the optical system

Modded Nikon D7500

D90: 72 mm Outer diameter

The Rotator has a 90mm aperture with a range of 365 degrees with hardstops to eliminate any chance of cord wrap

SKY ROVER FOLDING PIER 100mm bahtinov diagonal or accessory used isThe Sky Rover 100mm Folding Pier is a heavy duty pier tripod designed to support a wide range of astronomy and photography equipment, and is an ideal companion to the U Mount binocular mount. It combines the strength and stableness of a pier with the levelling flexibility of a tripod. Made of T6061 aluminium alloy and stainless steel, the 100mm Folding Pier is exceptionally sturdy. Note: Includes pier adapter for Sky Watcher HEQ5 and AZ EQ5 mounts.