The SLP shotgun is gas-operated, and FN currently produces it in five different models: SLP Standard, SLP Mark I, SLP Tactical, “SLP Competition” and SLP Mark I Tactical.
FN SLP是一枝氣動式操作的霰彈槍，國營赫斯塔爾目前生產了五種不同的型號：SLP標準型、SLP Mark I型、SLP戰術型、SLP Mark I戰術型和SLP Mark I比賽型。