AGF Manufacturing Ball Valve ( 3011BV ) Download View 3D Files AGF Manufacturing Ball Valve with Pressure Relief Valve ( 3011A ) Download View 3D Files AGF Manufacturing Ball Valve with Sight Glass ( 3011SG ) Download View 3D Files AGF Manufacturing Ball Valve with Sight Glass and Pressure Relief Valve ( 3011ASG ) Download View 3D Files AGF Manufacturing TESTanSAVE™ Download View 3D Files