Do you specifically want Hyperglides? Or any brand feet?

Amazon has Tiger Arc 1s

MaxGaming has Tiger Arc 2s and Tiger ICE, as well as Corepadz

Or if you can't order from these sites, Aliexpress has Tiger feet as well.

Amazon:

Tiger Gaming Mouse Feet, Mouse Skate for Logitech G502 Mouse White Teflon Mouse Glides Curve Edge 2 Sets/Pack

https://www.amazon.com/dp/B07SBVSTGQ/?coliid=I3BAROK3EMERH&colid=3MQAKN27AA8R0&psc=1&ref_=lv_ov_lig_dp_it

here's a bunch of paracord cables on amazon. they are the ones you have to open the mouse and actually change the cable.

https://www.amazon.com/s?k=G502+paracord+cable&ref=nb_sb_noss

https://www.amazon.com/dp/B07SBVSTGQ/ref=cm_sw_r_cp_apa_i_lz17EbTG5F5F5