The Atkinson Locking Filler Cap fits on to a standard 2" fill point inlet on an oil tank to help secure the tank’s contents. 

• Used on 2" male threads
• Secured in place by tightening the shear screw
• Allows you to fit your own lock which can be either keyed or combination (lock not supplied)
• Supplied with fitting instructions

This product fits all 2" BSP Male Fill Points which are found as standard on most above-ground domestic heating oil storage tanks.