UpLED Maglite LED Conversion Upgrade 630 Lumen 4.5 watt Bulb for 3 to 6 D or C Cell Flashlights - - Amazon.com
MAGLITE UPGRADE C/D COLLAR BULB RETAINER GENUINE SPARE PART FLASHLIGHT AU | eBay
EBLCL Replacement Lamp Compatible with MagLite Torch Flashlight 2 D / C Cell LED Upgrade Bulb Conversion Kit Replaces The Maglite Bulb and Bulb Retaining Collar - - Amazon.com