Standard 1.5" OD posts pair with this compact, angular Small Square grip: crisp clamp detailing at a smaller scale for a glass stair rail, a balcony guard, or a deck glass rail. One part accepts either 1/4" or 3/8" tempered glass. It is fabricated in 316-grade marine stainless steel and offered in Polished or Satin, giving higher corrosion resistance than 304 for coastal, outdoor, and chemically cleaned settings.