Ruger Single Ten Mainspring Seat, Stainless $10.00 Stainless Mainspring Seat for the Ruger Single Ten, 10 shot, .22 revolver. In stock Ruger Single Ten Mainspring Seat, Stainless quantity Add to cart Category: Ruger Related products Ruger Single Action Shooters Pak 30/19 $24.97 Ruger SP-101 Reduced Power Shooters Pack $19.97