

Please note that any Festool items that are out of stock will not be delivered to customers until January 2026. If you would like to know if an item is in stock before ordering, please contact us via email and we will get back to you ASAP during our working hours. Please note that this is a universal situation for all Festool suppliers during the holiday period.
Bostitch Piston Ring for SL540 BT1855-E Staplers & Nailers
To make sure that the air pressure is kept inside the cylinder its vital that you have this ring. If you notice that you have an air leak in your tool it'll be time to replace the ring.
Please see below for all applicable models