Small Bayonet Cap (SBC) [B15]. The regulations vary from country to country.
4x Brass Ceiling Batten Shade Ring 50mm Fixing BC B22 Bayonet Lamp Holder
2x 4FT LED Batten Tube Light 3000K 4000K 6500K Garage Office Shop Strip Daylight
2x 120cm LED Batten Light 3000K 4000K 6500K Garage Fluorescent Strip Light 40W
ElekTek Brass B22 Batten 52mm Base BC Bayonet Cap Lamp Holder with Shade Ring, NOT for BESA Conduit Box - Made in UK
ElekTek Antique Brass B22 Batten 52mm Base BC Bayonet Cap Lamp Holder with Shade Ring, NOT for BESA Conduit Box - Made in UK
ElekTek B15 SBC Nickel Plated Brass Fixed Batten Miniature Lamp Bulb Holder Shade Ring - NOT SUITABLE for B22 Lamp/Light Bulbs - Made in UK
