Furniture Cot Bed Bolt Allen Head With Barrel Nut 6Mm M6 X 100Mm Zp Pack Of 4 Go to amazon.com Related posts 10 best barrel bolt 6 for 2022 Featurefurniture connecting boltbarrel nut DescriptionA range of connectors, joints, nuts. Bolts and brackets for joining wood, boards, kitchen worktops, cabinets, cupboards and a variety of other Diy projects.