GRUS guide ring 102mm+slotted astronomical telescope guide mirror series

S7925 102mm six point star guide ring, one
Thickness: 8mm, maximum diameter of guiding mirror: 95mm, minimum diameter of guiding mirror: 55mm
Weight: 135 grams

Number: B8206
Size Length: 11.3cm Width: 6.5cm Height: 2cm Second Height: 1cm
Material: Aluminum alloy
Weight: 300g
Guide star ring hole distance: 4cm (hole distance center) 2CM5CM
Screw size: M5, M6