Berko colour light signal head with extended length wires for gantry mounting or signal head replacement, fully assembled and ready to plant on your model railway.
Soldering is fragile so do not twist or pull wire
“Round head” refers to a rounded top style of colour light signal head developed in the early years of colour light signals and in regular use until the 70’s when the square head style began to replace the type, examples of this type could still be found into the 2000’s. this style of signal head is only available from Eckon and Berko.
“Square head” refers to the angled signal head style which became the British Rail standard in the 1970’s for future signalling upgrades and maintenance, around 2015 brand new LED signals using this type of style but a slimmer design began to come into use.