The reigning NFC champions are making a concerted effort to beef up their defensive line.Seattle is signing free-agent Chris Olave Jersey defensive tackle , NFL Media Insider Ian Rapoport reported Thursday, per a source informed of the pending move. The had a void to fill in the middle of the defensive line with currently being a free agent.The addition Aldrick Rosas Jersey of Rubin is all about his upside. The former Cleveland Brown is younger and more athletic than his predece sor, Williams. Rubin put up modest numbers last season -- 28 tackles and one sack -- but those stats should be on the uptick in Seattle Zach Wood Jersey . The defensive tackle is better suited for Michael Thomas Jersey Seattle's 4-3 defensive scheme rather than Cleveland's 3-4 defense, so we expect his productivity to be better in the Pacific Northwest. Rubin was No. 83 in 's . The are also considering bringing back , who played with the team in 2013. Smith visited Seattle on Thursday, per Rapoport.The latest Podcast and discu ses 's future. Find more content Rickey Jackson Jersey on .