Cluster Box Unit with 8 Doors and 2 Parcel Lockers in Gray with USPS Access White Twill It’s designed for flush mounting Item Weight:2.679 It’s designed for flush mounting on ceilings less than 9 feet high rustic statement "C" size doors (12 3 4" W x 6 3 4" H) Locks Heavy duty 5 pin cylinder cam lock with dust rain shield and 3 keys Outgoing Mail Slot Weather protection flap and 11 3 4" W x 3 4" H mail slot Parcel Lockers 1 small (12" W x 10" H) and 1 medium (12" W x 13 1 2" H) USPS Access Carrier access door for USPS installed master lock Frequently Asked Questions (FAQ): This Cluster Box Unit transforms the mundane act of mail collection into a stylish and secure experience