2 x N scale model railroad grade crossing signals LED 2 tracks + flasher board

Price is for 2 complete4 heads Common Anode Railroad Crossing Signals( come with 1 circuit board flasher )N Scale with screw base for easy installation             default common anodemay inform me via the Paypal's note if you need common cathode signal  Shipping and Discounts We provide shipping discount.combined shipping discountsfor most of our items, we will subtract US$2.00 ( or equal to ) from each additional item you order.But we don't offer shipping discount for items with free shipping.Shipping cost for this item is:Price is for&n...