2 doors(left and right) for D-400xx (D-400-6, CK480 or CK480Long, etc) cases with filter in each doo Quantity in Basket:noneCode: D-400-Blue-door Price:$62.00Shipping Weight: 5.00 pounds Need more pairs?:<Select One>NO!yes, give me 1 more pair, add $60yes, give me 2 more pairs, add $118yes, give me 3 more pairs, add $174yes, give me 4 more pairs, add $226 Quantity: These 2 doors will work with D-400(CK480), D-400-JB, D-400-6, D-400-8, and CK480LONG cases! Each door comes with removable/washable air filter!