Barska Parcel Drop Box Gray Large. The top slot of this Parcel Drop Box accepts items up to 13 inches in width by 6 inches in height and can be mounted directly to the floor using the included mounting hardware. Features of Barska Parcel Drop Box: Accommodates Larger Packages Dimensions (L x W x H): 10.5in x 15.4in x 41.5in Tamper-Resistant Drop Slot Key Lock (Includes 2 Keys) Mounting Hardware Included Included Accessories: 2 Back Up Keys Mounting Hardware Package Contents: Barska Parcel Drop Box 2 Back Up Keys Mounting Hardware Barska CB13256: Parcel Drop Box Gray Large