Home Parts Locking Door Check 4000 series kit (Pos-a-loc Replacement) 🔍 Locking Door Check 4000 series kit (Pos-a-loc Replacement)$147.25 K001-454 Locking Door Check 4000 series kit (Pos-a-loc Replacement) quantity Add to cart Categories: Hold Open Mechanisms, Parts Description 4000 Series Pos-a-loc Replacement Sheet Related products 60″ Closed Magnetic Switch Kit $44.95 Add to cart Locking Door Check Kit (1000 Series Dynamax Only) $127.50 Add to cart 3000 series door check $127.50 Add to cart Inside Handle Kit- 1 1/2″ Doors $109.75 Add to cart