WSKI is suitable for Osram SIRIUS HRI 440W S high-brightness bare bulb 440W 20R stage light moving head MSD beam platinum 20R bu - AliExpress Consumer Electronics
Osram Sirius Hri 440w S High-brightness Bare Bulb 440w 20r Stage Light Moving Head Msd Beam Platinum 20r Buld - Projector Bulbs - AliExpress
Osram Sirius HRI 440W 7000K – Thomann United States
SIRIUS HRI 440W X - OSRAM OEM lamp for Clay Pack Mythos 2 & Super Shar – BulbAmerica