Senco SKS O-ring Repair Kit + seal BF0073 William Hendricks Posted on Posted in Senco, Senco Parts, Senco SKS Parts All Parts are Brand New Senco SKS O-ring Repair kit + Part BF0073Aftermarket O-ring kit + Aftermarket Cylinder Seal Part BF0073 Ships free in the US Available Qty: 4BF0073 for older Senco SKS SFN11 new aftermarket seal BF0073 For older Senco SKS SFN1 Price includes shipping Available Qty: 4