Electrify your tank or handlebar bag with æcrosshairÆ power entry, or hard luggage; create a low profile weatherproof SAE to SAE electrical pass through Low profile 90? angled entry with M14 threaded barrel and nylon nut (requires 9/16ö/14 mm hole) Custom seals for round and oval æcrosshairÆ power entries, and hard pannier wall External SAE 2-pin connector with in-line waterproof seal for optional OptiMate cable adapter Internal SAE 2-pin connector / adapter for USB or other device Includes DC 2.5 mm plug to SAE adapter and in-line rubber seals for all connectors Fits all TecMate chargers except the Optimate Pro 4-S. SAE TO 2.5 BULKHEAD