[Marcus99]

Looking for the small size backstrap for a fullsize Smith & Wesson SW99. Numrich has them, but with shipping it's about $25. Thanks!

 

[PPS1980]

Isn't the frame identical to the Walther?

 

[Kar98]

Yes, but:

https://www.waltherforums.com/forum/p99/6668-sw99-grip-inserts-interchangable-p99.html#post43639