Home / Semi-Auto Pistol / SIG SAUER M18 CSS 9MM COY 3.9″ MS 21+1 View cart “Heckler and Koch (HK USA) MARK 23 V1 DA/SA 45ACP 12+1” has been added to your cart. Sale! SIG SAUER M18 CSS 9MM COY 3.9″ MS 21+1$69999 Original price was: $69999.$69379Current price is: $69379. In stock SIG SAUER M18 CSS 9MM COY 3.9" MS 21+1 quantity Add to cart SKU: M18-9-CSS-MS Category: Semi-Auto Pistol Product ID: 129047 Description Description MHS Slide ConfigurationM18 Serial Number SeriesAmbi Controls Related products Sale! SIG SAUER P365X-MACRO COMP 9MM 3.1″ 17+1 $87999 Original price was: $87999.$85406Current price is: $85406. Sale! Diamondback Firearms DB1911 45ACP S/S 5″ 8+1 $3,06000 Original price was: $3,06000.$2,43073Current price is: $2,43073. Sale! Browning BUCKMARK + VISION AMER 5.9″ $84999 Original price was: $84999.$78176Current price is: $78176. Sale! Kriss USA VECTOR SDP G2 9MM 5.5″ GRY $1,39999 Original price was: $1,39999.$1,33813Current price is: $1,33813.