http://pipevalvefitting.com/product/4-s316-backup-ring-dips-sdr11 2026-07-16T07:59:23+00:00 always 0.9 http://pipevalvefitting.com/product/2-s316-backup-ring-ips-sdr7 2026-07-16T07:59:39+00:00 always 0.9 http://pipevalvefitting.com/product/2-s316-backup-ring-ips-sdr11 2026-07-16T07:59:49+00:00 always 0.9 http://pipevalvefitting.com/product/4-di-backup-ring-dips-sdr7 2026-07-16T07:43:52+00:00 always 0.9 http://pipevalvefitting.com/product/2-di-backup-ring-ips-sdr11 2026-07-16T07:41:45+00:00 always 0.9