All Hop Ups

ECHO1 HOP UP CHAMBER FOR AK

ECHO1 HOP UP CHAMBER FOR PLASTIC BODY M4 / M16 VARIANTS

Echo1 M14 Hop Up Chamber with Barrel

Echo 1 M4 Metal Piece Hop Up Unit

Echo1 VMG Hop Up Unit

The MadBull Ultimate hop-up unit is a really innovative design for the M4/M16 series AEGs. It allows easy and precise hop-up adjustment do to the...

►Adjustment button with o-ring to assure tightness.►Redesigned pressure plate by adding an adjustment gear making accurate adjustment easier.►The H...

Compatible with VFC and Dboys Mk17 Series AEG.Material: CNC AluminumStyle: One Piece Direct Replacement Type: Mk17 Color: Gold

Specifications:Manufacturer: ProWinColor: Blue Features: CNC Aluminum Construction Blue Anodized Finish Increased Stability Improved Air Seal / Ac...