Everbilt 2-1/2 in. Zinc-Plated Barrel Bolt 15142 - The Home Depot
Surface 150mm to 1000mm Length Stainless Steel Barrel Long Tower Bolt-DDDB036 from China manufacturer - D&D HARDWARE
uxcell® 8.85-inch Long Stainless Steel Door Latch Sliding Lock Barrel Bolt - Amazon.com
Barrel Bolt with Padlock Hole Slidd Bolt Gate Lock Door latches Thickening Heavy Duty Rustproof Sliding Bolt Gate Latch for Entrance Home - Walmart.com