While doing my research for P226 .22 lr conversion kit I found that Taylor Tactical Supply has quite a few after market parts (and CDNN sports) if anyone has the itch to put some money into their .22 lr slides.

Last Round Hold Open Follower:

https://www.taylor-tactical-supply.c...-folr-p226.htm
https://gsdesigns.ca/products/p226-p...open-follower/

Magazine and Recoil Spring Replacements

https://www.taylor-tactical-supply.c...gory-s/210.htm

Recoil Spring Guide

https://www.cdnnsports.com/sig-sauer...l#.Xi8-IW5FyUk

Safety Lock Spring

https://www.cdnnsports.com/sig-sauer...l#.Xi8-QW5FyUk

Firing Pin Locater Pin

https://www.cdnnsports.com/sig-sauer...l#.Xi898G5FyUk

220 and 229 Firing Pin

https://www.cdnnsports.com/sig-sauer...onversion.html

New 3D printed Magazines

https://gsdesigns.ca/products/p226-2...-lock-feature/

Magazine Speed Loaders

https://gsdesigns.ca/products/p226-p...-loading-tool/

15 Round Capacity Upgrade (Note, not legal in CA)

https://www.taylor-tactical-supply.c...-conv-plug.htm

Not sure what happened with your links, but they don't work.