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 30″ Dual Closed Magnetic Switch Kit $46.75 Add to cart Locking Door Check Kit (1000 Series Dynamax Only) $127.50 Add to cart 30″ Dual Open Magnetic Switch Kit $57.35 Add to cart Acrylic Slider With Handle Assembly $99.85 Select options