The alm gh003 aluminium cropped head bolts and nuts are specialist greenhouse fixings designed for installing shelves and staging in aluminium greenhouses. These cropped glaze bolts feature a unique head profile engineered to slot securely into the glazing bars of aluminium greenhouse frames, providing a reliable fixing method without compromising the structural channels. Manufactured from aluminium, these bolts and nuts offer excellent corrosion resistance for long term use in the humid greenhouse environment. The aluminium construction also ensures compatibility with aluminium greenhouse frames, preventing galvanic corrosion that can occur when dissimilar metals are in contact. Each bolt features a cropped head design that sits flush within glazing bar channels, allowing for neat, unobtrusive installation. Supplied as a pack of 20, this set provides sufficient fixings for typical greenhouse shelving and staging projects. The bolts are suitable for most aluminium greenhouses, making them a versatile solution for greenhouse enthusiasts and professional growers alike who need to add or replace internal accessories. Features and benefits bull cropped head design fits precisely into aluminium greenhouse glazing bars bull aluminium construction resists corrosion in damp greenhouse conditions bull compatible with most aluminium greenhouse frames bull pack of 20 provides ample fixings for shelving projects specifications part glaze bolts nuts