Home Parts Locking Door Check 4000 series kit (Pos-a-loc Replacement) 🔍 Locking Door Check 4000 series kit (Pos-a-loc Replacement)$137.16 K001-454 Total: $137.16 Locking Door Check 4000 series kit (Pos-a-loc Replacement) quantity Add to cart Categories: Hold Open Mechanisms, Parts Related products Locking Door Check Kit (1000 Series Dynamax Only) $119.76 Add to cart Air Assist Kit $176.82 Add to cart Outside Screen Door Handle $22.68 Add to cart 30″ Closed Magnetic Switch Kit $35.28 Add to cart