Aluminum Bushes and Knuckles for 12mm Square Baluster

Aluminum Bushes and Knuckles for 12mm Square Baluster is widely used on metal stair baluster or deck railing as base. Also we have fixed aluminum shoe, adjustable shoe, slant knuckle or angled post base, square aluminum base shoe, round aluminum knuckle. These aluminum shoes match with metal round spindle, square iron balusters, twisted steel stair, wrought iron basket balustrade, iron picket with steel scroll. Aluminum knuckles popular color are matt black and satin black. Surface is powder coating with aluminum alloy material.