(WTS) SALTY Grey Ghost Precision P320 slide

Anyone have Experience with the Zafirri Precesion treadless compensator?

Sig P320

[WTS] PRICE DROP! Gideon Omega, P320 17rd Mags, Griffin Armament Sig Taper Adapter, Magpul MOE Grip, P365XL IWB Holster, .30 Muzzle Brake

MAGA attempts to enter bar and was kicked out by owner. Then complains about discrimination

(WTS) AR-15 California (and other restricted states) compliance parts

(WTS) Leftover AR parts Take it all as a single lot

Agency Arms barrel fitment issue

Controversial California Bill AB 1333 has been withdrawn

[WTS] Tenicor Xmacro holster, + extras

[Optic] EPS Carry–RD-MRS- $279.41 with automatic discount and code NewWalther

What type of guns are these?

[WTS] p320 slide and grip, p365 grip and mag

Ammo Bros.... do better

[WTS] P365XL Optics Ready Complete Slide Assembly, P365XL Grip Module, and X300-a Turbo

[Optic] Trijicon RCR (3.25 MOA) - $529.99 + $9.99 shipping + tax

(WTS) Apex Agency P320 trigger, Lok brass AXG grips Midwest Industries sights

(WTS) Sig P320 AXG frame

[WTS] Garage Sale! Stocks, mags, holsters, and random other stuff

[WTS] Sig Sauer P320 M18 Slides, P229 Slide, Romeo-X Pro Open, TXG Carry Grip Module, X300U-B Tan, Modlite PL350-OKW

Any indoor that allow steel and aluminum cased ammo in Los Angeles or Orange counties?

[WTS] Custom stipled and painted ODG Reptilia grip and emissary hand brake, Very custom kote and stiple P320 xcarry grip and Jagerworn slide + 2 mags w/ Springer Bases, P320C factory Compact barrel, FCD EPC and LDFA, Fortis K1 end plate sys, complete H2 buffer tube assy, 1 incomp P320 factory mag

Baseplates for 10 round mag?

(WTS) Solgw upper, p320 slide night fision sights,P320/P365 macro grips,Glock trigger,juliet 3x magnifier,Tyrant snub nose grip p365

So what’s the catch? How are their Mec-Gar mags half the price of what you’d typically find?