Great for turning your Adjust-A-Wings Grow Light Reflector into a double lamp unit as it will simply fit at either end of the reflector. Will fit most other grow light reflectors on the market

• The lamp holder is vertically adjustable, allowing you to raise or lower the bulb within the reflector to fine tune your reflectors light intensity and footprint
• Ceramic E39/40 screw thread compatible with a wide range of HID lamps, including HPS, Metal Halide
• Lamp holder supplied with 4 Metre lead and round pin earth plug fitted
• Built with durable flameproof materials, with a secure locking mechanism with thumb tightening screw heads to hold the lamp holder firmly in place

Why vertically adjustable lamp holders are better

• Fine tunes light focus for different plant stages—lower for veg, higher for flower
• Helps mimic seasonal light changes, improving plant response and yield