TWO Saftron 6" Mounting Bases (White) - Use SB-F bases to surface mount Swimming Pool Rails to concrete or wood decks. Mounting hardware included. (6" H x 5.2" Diam). - An easier and less expensive installation alternative to Anchor Sockets for mounting pool rails. Set of TWO 6" surface-mount pool rail bases Ideal for use with Saftron composite pool rails Colors are integral to the material, not an after-coat so they will never chip or flake off Non metallic composite material does not get hot in the sun. Immune to the corrosive effects of salt water chlorinator systems.