Barska Compact Key Lock Safe w/ Mounting Sleeve. The steel mounting sleeve of the Barska security safe has six pre-drilled holes and mounting hardware is included for easy installation. Once the security safe is mounted the sleeve holds the lock box in place. Only the key will release the Barska Small Mounting Sleeve Key Locking Security Safe from the sleeve. Barska has built the lock box to be mounted almost anywhere hidden away from prying eyes. When you want to move the safe unlock the safe from the sleeve and take it with you. To open the safe insert and turn the key then lift safe door to open. For a portable concealable and durable security safe choose the Barska Compact Steel Key Safe w/ Mount Sleeve. Specifications for Barska Hidden Key Lock Safe w/ Mounting Sleeve Hardware: Body Material: Steel Weight: 3.05 lb Included Accessories: Steel mounting sleeve mounting hardware keys Warranty: 1 Year Limited Warranty Outer Dimensions: 7.91" x 6.24" x 2.73" Inner Dimensions: 5.25" x 5.75" x 1.25" Secondary Access: No Locking System: Key Fireproof: No Door Thickness: 0.8mm Body Thickness: 0.8mm Features of Barska Key Lock Drawer Safe w/ Mount Sleeve: Tough concealable security safe by Barska Small size makes for easy storage Steel mounting sleeve holds lock-box in place for easy concealment Key lock mechanism Can be mounted almost anywhere Steel construction Comes with a steel mounting sleeve mounting hardware and keys Package Contents: Barska Compact Key Lock Safe w/ Mounting Sleeve AX11812 Steel mounting sleeve Mounting hardware Keys Barska AX11812: Compact Key Lock Safe w/ Mounting Sleeve