Amazon.com: Bonsicoky 2PCS Spring Loaded Latch Pin, 5 Inch 304 Stainless Steel Quick Heavy Duty Barrel Bolt Lock for Door Shed Gate, Trailer Gate : Tools & Home Improvement
JQK Spring Loaded Latch Pin, 304 Stainless Steel Barrel Bolt Thickened 2mm Door Lock, 5 Inch Brushed Finished, HSB300 - Amazon.com
Victorian Spring Loaded Slide Bolt Cast Iron Surface Door Latch | eBay
SPRING LOADED BARREL BOLT - Sugatsune Europe
Stainless Steel 304 Spring Loaded Barrel Bolt, Satin Finish, Non Locking, 2-23/64" Bolt Plate Length, 35/64" Throw Plate Length (Pack of 1) - Hardware Latches - Amazon.com