Pay in 4 interest-free payments of $4.00 Learn more
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
The GSI arm has better adjustment and allows an aftermarket nub to be installed into the arm
Weight (net): 71
resembling the popular ACRO
7075 T6 Aluminum
Introducing the GSI Expert Wingless Hop-Up Two-Way Bucking for All Seasons – the ultimate solution for improving the accuracy of your airsoft gun
VFC Gas key with screws. VFC M4 NPAS The GSI arm has betterVFC Gas key with screws. Compatible with VFC M4 GBBR series
US$ 12.50
US$ 13.00
US$ 12.50
US$ 12.50
US$ 11.00
US$ 13.50
US$ 12.00
US$ 22.50
US$ 14.50
US$ 13.50
