Attribute18: 4.6 in.
Products with this attribute (5 total)
Philips 13333-0 | 400W Metal Halide Bulb | MP400/C/BU | 1000Bulbs.com
Philips 30170-5 | 400W Metal Halide Bulb | MS400/BU | 1000Bulbs.com
Philips 30172-1 - 400W Metal Halide ED37 Bulb | 1000Bulbs.com
Philips Safety Lifeguard 34598-3 - 400W MH ED37 Bulb | 1000Bulbs.com
Philips Safety Lifeguard 34601-5 - 400W ED37 MH Bulb | 1000Bulbs.com