<https://store.kwausa.com/product/a-3-hop-up-cylinder-clamp/#product>
<http://schema.org/description>
"This polymer hop up cylinder clamp fits multiple KWA models and appears on respective diagrams as M1911DS part 124, M9 PTP part 8, M226 part 10, M1911 MK Series part 9, M1911A1 NS2 part 9, kz.75 part 8, KMP9 and KMP9R part 90, TT-33 part 8, MKV part 4, and kz.61 Skorpion part 5."
<https://store.kwausa.com/product/a-3-hop-up-cylinder-clamp/?add-to-cart=395>