DDiesel Hybrid Top Product Features: 

• Use the DDiesel Top + DoubleDouble + 1 DD Donut contact to convert your DoubleDouble into a single tube (button housing sold separately). Spare Donut contacts are NOT included with the purchase of a DDiesel top (you should already have a donut contact from the purchase of your DoubleDouble).

OPERATING INSTRUCTIONS

>>> Step 1: Tighten deck onto DDiesel, set aside.

>>> Step 2: Thread button housing onto DoubleDouble device, then insert battery- positive side up.

>>> Step 3: Place DoubleDouble Contact on TOP of battery.

>>> Step 4: Tighten DDiesel top onto DoubleDouble and adjust housing for battery rattle.

DD Contact Product Features:

Delrin insulator press-fit with a copper contact specially made for the DoubleDouble Extension Tubes.

• For use in a standard DoubleDouble stacked setup, place contact in between your two batteries.
• For use with DDiesel Hybrid Top, place contact directly between DDiesel top and battery.