Or name your price, reasonable offer will be entertained, just don't want to waste all these stuff.
Astrotech 1.25" dielectric diagonal in great condition, flawless mirror and with the original box, ask for $350 HKD (SOLD).
Shoestring FCUSB, virtually new never used in the field, ask for $500 HKD. Control and power your JMI focuser via your USB port. Ask for $500 HKD.
Sealed Lead Action battery, reliable power solution in the field. Comes with a Panasonic 12V 7.5Ah SLA battery, a charger which will take 12V or 6V SLA, and also a generic notebook transformer which offers 15-24V by using the 12V SLA. Ask for $100 HKD for all three!
Next is a 70mm doublet (f=500mm) mounted and with 77mm thread, suitable for macro imaging which brings the closest focusing distance down to less than 500mm. Ask for $200 HKD.
Celestron Nexstar mount parts, the gears were still available at $100 HKD as shown below, the bigger one was about 6" in diameter and the smaller one was 5".
DIY 43mm male thread afocal imaging adapter, $20 HKD (SOLD):-
Never used JJC EC-2 Eyepiece Extender for Canon EOS DSLR, $30 HKD:-
Another custom machined 2" to 1.25" adapter, it's pretty heavy and could be good for balancing light weight 1.25" eyepiece and heavier 2" eyepiece. With two locking screws for added security. Ask for $50 HKD.
Originally for my Gitzo G1415 when I lost one of the spikes on the legs, so I still have two remain. I've sold my G1415 and now they're sitting idle... very hard to find in Hong Kong and even the distributor refused to order them for me. Ask for $200 HKD.
A small 7-14x monocular, good quality for this size, ask for $50 HKD.
GOTO Mark-X mounting plate with counter weight, ask for $200. The gray mounting plate was sold and is not included.
Brass counter weight, 3kg with 20mm bore, ask for $100 (SOLD).