4-inch blue bare metal

4-inch blue, one electricity, one charge, European standard

4-inch blue, one electricity, one charge, American Standard

4-inch blue, one electricity, one charge, British Standard

4-inch blue, one electricity, one charge, Australian regulations

4-inch blue two-power one-charge European standard

4-inch blue, two electricity, one charge, American Standard

4-inch blue, two electricity, one charge, British Standard

4-inch blue, two electricity, one charge, Australian regulations

4-inch black bare metal

4-inch black one electric one charge European standard

4-inch black, one electricity, one charge, American Standard

4-inch black one electric one charge British Standard

4-inch black, one electricity, one charge, Australian regulations

4-inch black two-power one-charge European standard

4-inch black, two electricity, one charge, American Standard

4-inch black two-power one-charge British Standard

4-inch black two-power one-charge Australian regulations