Solution to leaking Monroe air shock fittings

I found a replacement solution to the leaky plastic fittings and poly tube.
links below,

my shocks:
https://www.amazon.com/dp/B000C53XNO?psc=1&ref=ppx_yo2ov_dt_b_product_details

NPT adaptor:
https://www.amazon.com/dp/B008I5BBXY?psc=1&ref=ppx_yo2ov_dt_b_product_details

NPT to schrader adaptor
https://www.amazon.com/dp/B09QMCF6BK?ref=ppx_yo2ov_dt_b_product_details&th=1

Видео Solution to leaking Monroe air shock fittings канала Chauncy Earl