I have kits for these nailers below.
Senco LB3500 + SN4/SN70 O-rings + BB0059
Senco Seal LB3500 + O-ring Kit IN STOCKFor Nailer SN4 SNIV SN70
Ships Free US
Available Qty: 14
Senco LB3500
IN STOCK Ships same Day or the Next Senco Seal LB3500 installs on valve BA0103
For Nailer SNIII SN3 SN4 SNIV SN70
Ships Free US
Available Qty: 14
Aftermarket for Senco SN4 SN70 Bumper BB0018
Bumper / Piston Stop p/n BB0018For Senco SN4 SN70 SN3 AST4 Framing Nailers
Price includes Shipping in the US
Ships USPS Package Rate with online tracking.