Amazon.com : ArmaLaser Designed to fit Walther P99 AS 9mm/.40 GTO Green Laser Sight and FLX44 Grip Switch : Sports & Outdoors
NcSTAR Accessory Rail Adapter for M92 Series Airsoft GBB Pistols, Accessories & Parts, Gas Gun Parts, Rail and Red Dot Mounts - Evike.com Airsoft Superstore
SOLD - P99 Gen 1 Titanium Model (fairly rare), HC mags, and rail adapter - $525 Shipped DFW/TX | Texas Gun Talk - The Premier Texas Gun Forum
Walther P99 9MM Pistol. Like New. 4" Barrel. The QU P99, Features a Unique Black Steel Triangular Sl | Online Auctions | Proxibid
P99 Gen 1 Rail Adapter | Walther Forums
walther p99 airsoft" 3D Models to Print - yeggi
3D Printed Rail Adapter for Gen 1 P99 : r/Walther
Airsoft) Walther P99 Maruzen (25th Anniversary Special Force Version) - YouTube