MST STS AK74u Hop Up
MST STS AK74u Hop Up
STS MST AK74u Adjustable Hop Up
Compatible with mst/sts ak74u ak105 akm74 aks74, sijun m4 cqb gel blaster toy guns
Material: 3d print PLA
Length: 40mm
Inner diameter: 9.5mm
Outer diameter: 13mm
Recommend using milky white gel balls with size below 7.2mm
Package: 1x hop up with screws and wrench
Shipping Time
Shipping Time
Order processing time: 1-3 business days.
Delivery time: 10-14 business days
Shipping fee: FREE
Shipping policy: https://www.kublai.shop/pages/shipping-policy