Kel-tec P-11 Magazine Extension For Smith & Wesson 15 Round Magazine Available to order on-line. Ships in 5-14 days Price: $6.80 Description Details Reviews Shipping info Hold and carry one (1) extra round. UPC: 640832001037Manufacturer: Kel-tecModel: P11-043Category: OtherMagazinesMagazine Add-onsStock: Ships in 5-14 business days.Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.