https://www.bottlebuddystorage.com/is-my-tap-water-safe-how-to-tell/
Is your Tap Water Safe? Learn how to tell if your tap water is safe or not with these 5 essential factors that can help you determine if it is!
tap waterhow totell itsafe
https://www.drbobsgunbits.com/product-page/weihrauch-hw-100-buddy-bottle-conversion
Dramatically improve the shot count and balance of your HW100 by fitting a 400 / 500cc buddy bottle. Comes supplied with quick fill valve and pressure gauge....
buddy bottledr bobweihrauchhwconversion