The sliding bar buckle is a stainless welded rectangle a with sliding nylon central bar for quick and strong webbing adjustment.These buckles work
Sliding Glides
4-10pcs Metal Adjuster Slide Belt Buckle,25mm1'' Black/gold/silver
Bronze Strap Buckles,25mm Adjustable Double Bar Slide Belt Buckles
0104A – Sliding Bar Buckle 50mm with knurled aluminium bar - Makefast
0102A – Sliding Bar Buckle 40mm with aluminium bar - Makefast
33mm and 25mm Matte Silver Adjustable Belt Buckle Metal Slide
Stainless Steel Sliding Bar Buckle 50mm
10 pcs Metal Silver Pale Gold Gunmetal Center Bar Buckle Slide
25mm S/S Buckle For Webbing W/Sliding Nylon Bar-Sold & Price Bag 10
Plastic Side Release Buckle 25mm - USA Style (A152BK)