Prime-Line 14186 Wood Tone Steel Sliding Glass Door Security Latch 2''L x 5''W 

BRAND NEW, THE PACKING/BOX MIGHT BE OPENED AND INSPECTED. COMPLETE!

The Prime Line Products universal sliding glass door internal lock kit is designed to fit 90 percent of all internally latched doors. It features a reversible design for right or left-hand openings and has an automatic unlatching option that prevents accidental lockout.