These are 2 SEPARATE calibration kits from Light Monkey. These kits are to be used with the Light Monkey towers. If you have a stock head/towers on your Sidewinder, they won't work. The are photographed separately... last two pictures are of the canister calibration kit, the first 3 photos are of the "head only" calibration kit.
1. Head only calibration kit (comes with the large delrin cap for the head with light monkey logo engraved) $100
2. Canister calibration kit (comes with bottom plug and top tower plug with LP fitting) $45
