- https://www.intheswim.com/p/game-intex-bestway-hose-adapter-kit-for-softsided-pools-4560
  $9.24 

  GAME Intex/Bestway Hose Adapter Kit for Softsided Pools 4560

  GAME Intex wall fitting Adapter Kit allows you to convert from 40 mm Intex and Bestway hose 
  thread to a 1.5" Hose thread. 
  Adapts from softsided above ground pool 40 mm hose to 1.5" standard threads used on pool pumps
  and filter valves. 

  Kit includes two adapters, two gaskets and a roll of Teflon tape. 
  Install the wall fitting conversion kit and you can easily connect bigger and better equipment.

- https://www.inyopools.com/Products/07501352063248.htm
  40MM to 1-1/2" Conversion Kit (4560)
  $23.99  21May08 OS 21May19
  
- https://www.wildwestpoolsupplies.com/game-softside-pool-adapters-40mm-to-1-1-2-conversion-kit-4560/
  GAME SOFTSIDE POOL ADAPTERS | 40MM TO 1 1/2" CONVERSION KIT | 4560   ---------------------------------- Many Other adaptor
  $21.83  

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- https://tikiislandexpress.com/products/game-4560-40mm-to-1-1-2-inch-conversion-kit-for-intex-bestway-pools
  $13.99  

- https://www.homeownershub.com/maintenance/difference-between-mpt-and-npt-threads-132178-.htm
  Useful links

- https://www.spotix.com/blog/everything-about-pipe-thread-sizing/
  thread size 

- https://www.freshwatersystems.com/blogs/blog/how-to-determine-pipe-thread-type-and-pipe

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