QM Shower Drains Underbody (Requires Drain Top – sold separately) Model BCS.52 Drain Underbody Specifications Features Downloads & Certification Description Cast Iron Underbody with 2" IPT Female Thread Connection Finish Cast Iron Features Reversible ABS Clamping Collar3 Plated Steel Bolts Downloads bronte-BCS.52-Specification-Sheet.pdf Certification Shop