Reviews: Ver.2 9mm Bearing Reinforced Gearbox with M4 / M16 Selector Plate and Bearing set

$55.00 $44.00

This item is currently Out of Stock

1 Customer Review
Model: GB-MTX-IN0922Set

Displaying 1 to 1 (of 1 reviews)

by warut h. on 2010-10-13 01:48:43
"This thing is very good for you are go low fps to make it shoot faster for cqb. i have in my m4 with m90 spring and good air seal and the matrix turbo motor it shoot out about 25-30 rps and the fps is 325 to 330 fps. if you are like me get this gear box and you will feel i love with your gun

Displaying 1 to 1 (of 1 reviews)