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Fighter ''a person who does not easily admit defeat in spite of difficulties''
Fighter ''a person who does not easily admit defeat in spite of difficulties''

MADBULL ULTIMATE HOP UP UNIT M4 / AR

by MadBull
Out of Stock
$39.99
SKU MBHOPM4

SKU : MBHOPM4

New hop-up design by Mad Bull for M4/M16 AEG
Features o-rings for enhanced air seal and hop-up dial for easy adjustment.
Chamber seal around the hop-up tube locks in the BB's, and prevents BB's from dropping during mag changes.
Compatible with new Mad Bull LED Tracer 
Recommended for experienced users.