It is pin replaceable and no need to solder pin to the small PC board
If pins are bend or damage, you can replace pin easily. There is 2 spare pins for replacement
Just position press and hold the pins over the PTH holes or pads for programming
Assembled before shipment
1 piece pogo pin (star tip) adapter for a standard 0.1 inch 2x3 position, which is the standard connector for in-circuit programming of AVR micro controllers.