This range of Fixed Middle Bar Adjusters also known as Ladderlocks are a one piece buckle that allows strap length adjustment then locks firmly in place whilst still allowing simple release. They are most often used on luggage and sports bags and grip webbing securely and tightly.
Typical applications include sports bags, holdalls and ruck sacks.
W = Webbing / Fabric Width.
Material - Acetal.
Typical Colour - Black.