10,000 Lux Bright Lights FBO31/750K 23" length, 31 watts. Replacement bulb for SunRay, SunRay II, SunRay II+, SunSquare, and SunSquare+ models. Because of bulb reclassification, this is the same bulb as FBO31/50K. Order quantity 4 to replace all bulbs in your SunRay, SunRay II, or SunRay II+. Order quantity 6 to replace all bulbs in your SunSquare or SunSquare+. Price listed is per bulb. Color: Dimensions: Weight: Item #: SB-594 Regular Price: $25.00 Current Price: $20.00

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