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 4 Button Power Kit $83.25 Add to cart 30″ Dual Closed Magnetic Switch Kit $46.75 Add to cart 3000 series door check $127.50 Add to cart Push/Pull Actuator-Black $66.50 Add to cart