1. ZWO ASI533MC Pro COOLED OSC cam. Excellent condition, scratch to red anodising front plate (no effect on anything but cosmetics). New is $1399. Mine is $700
2. Starlight Xpress X2 Lodestar guide cam with UV IR filter. New is $900ish not including filter. Mine is $275
3. Optolong L-eXtreme 1.25" filter. New is $399. Mine is $200. Has the thread into nosepiece of 533 adapter.
4. Mini 30mm f/4 guidescope with custom adjustable rings. Testar branded. New is $139. Mine is $70. I repainted it red...