Sig Sauer 8900273 P320 Grip Module X-Series TXG (Small Grip Module), 9mm Luger/40 S&W/357 Sig, Tungsten Infused Heavy Polymer, Fits Full Size Sig P320 (4.70 in) Frame

Customers generally praise the ergonomics and fit of this grip module, particularly for those who find the medium size too large. However, some users expressed frustration that the product does not include the tungsten weight or magazine well, resulting in higher overall costs when these accessories must be purchased separately.