Specification:Material:glass fiber
Color:Blue
Compatible with MK KK Flight control bolt Center
Compatible with MK KK RC helicopter
Can connect 1 - 8 ESC
Size:5 * 5 * 0.2 cm
Package size: 10 * 10 * 2cm / 4 * 4 * 0.8 in
Package weight: 40 g / 1.4 oz
Package list:5 * HJ KK Battery/ESC Connection Board