413BU 2D 4 Pin Lampholder Snap In (slot) (AAG Stucchi) : Amazon.co.uk: Lighting
Grip Fix GB1685 2D Lampholder 4 Pin
Philips PL-Q 2D Compact Fluorescent Energy Saving Lamp 16W 28W 38W 2PIN 4PIN | eBay
2D LED Fitting Com 3819 | 4 pin(GR10q) Lamp Holder | IP65 rated
Fusion B28 28W GR10q 4 Pin Non Dimmable 2D Lamp 3500K (B28/835/4P) | CEF
Compact Lamp Holders / Support Clips
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Bailey FC102D4P827 - 2D GR10q 4Pin 10W/827 – The Lamp Company
4 Pin G10q Lamp Holder For Circular Fluorescent Tubes
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LEDvance 2D 16w 4pin GR10q 3500k OSRAM Bulb
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Lamp Holder Converter from BC to ES - LampShopOnline
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2D28W4P White Square 2D Compact Fluorescent Lamp With Internal Starter 28W 240V GR10q 4-Pin 204mm x 204mm - Shop4 Electrical
GE LED 2D 12.5W 4Pin 840/CCG - Lampshoponline
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GE 2D 38W 4 Pin 860 Daylight – The Lamp Company
