HQRP Ultra Bright 300Lm High Power 3W LED Conversion Upgrade Bulb for MagLite 2 D Cell Halogen / Mag-Lite 2D Xenon Flashlight Torch / D30113730000 - Walmart.com
Replacement Lamp-Bulb for Maglite 2-Cell C & D Flashlight
3,500 Lumen 3x Cree XHP50.2 LED Conversion bulb kit for Maglite Flashlights 5-6 D cell upgrade
HQRP High Power 3w LED Bulb Compatible with Maglite 2D 3D / 2C 3C / 2-3 D C Cell Torch Flashlights Conversion Bulb Upgrade Plus Sun Meter - - Amazon.com
Nite Ize C/D Cell LED Flashlight Upgrade Kit LRB2-07-PR - The Home Depot