Baluster Post, 42.4 dia x 2.6mm, 105mm base has 3no holes for fixing, Mid post, 316 Grade. Manufactured from fully certified 316 Grade Stainless Steel, these mid posts are pre-assembled for your convenience. Mid post assembly, including: End Cap:1PC, Base:1PC, Cover:1PC, Clamps: 4PCS (supplied with rubbers for 10mm glass)  1100mm height