For Cree/Citizen. Intricate facets for more efficient light distribution. Delicate craftsmanship. High-quality. Size(mm): Out diameter: ?85.00, Bottom hole: ?26.50, Height: H50.50. Beam angle: 15°. Finish: Anodizing. Light source available: Cree/Citizen. Material: 99.95% % AL; T=1.0mm.