Glass Door Latch Replacement - iFixit Repair Guide
Amazon.com: Patio Sliding Door Lock - Childproof Foot Operated Guardian, Fits Top or Bottom Rail, Keep Your Family Safe and Secure (1 Pack, White) : Tools & Home Improvement
Amazon.com: House Guard Sliding Glass Door Locks Upgraded Version Complete Footlock Kit Suitable for Any Sliding Doors and Windows 100,000 Times of Lock Body Opening and Closing Detection(White) : Tools & Home