Sauer 404

The 404 is modular, with interchangeable barrel and magazine. Standard calibres come with a 51 cm barrel and a 3-round magazine (5 optional); magnum calibres use a 62 cm barrel and a 2-round magazine. The weight given (about 3450 g) is for the wood-stocked ErgoLux; the carbon Synchro XTC is about 3230 g.