Heavy-duty red brass coupling with hex shoulder, for use with polyethylene pipe. Insert x insert. Manufactured to include no more than 0.25% weighted average lead content on wetted surfaces. No. RBCPNL50: Size: 1/2", Material: Brass, Pkg Qty: 1, Package Type: Bag No. RBCPNL75: Size: 3/4", Material: Brass, Pkg Qty: 1, Package Type: Bag No. RBCPNL100: Size: 1", Material: Brass, Pkg Qty: 1, Package Type: Bag No. RBCPNL125: Size: 1-1/4", Material: Brass, Pkg Qty: 1, Package Type: Bag No. RBCPNL7510: Size: 3/4" x 1", Material: Brass, Pkg Qty: 1, Package Type: Bag Thanks for shopping Hipp Hardware Plus's Online Store for all your DIY and Home Improvement needs. Remember Hipps Help! The product is manufactured in Taiwan.