DYE I4 PRO GOGGLE - SRGNT OLIVE/BLACK Adjustable Hop Up: Yes

Adjustable Hop Up: Yes

They feed smoother than Hi-Caps due to their high tension internal spring

This is an officially licensed replica with Smith & Wesson trademarks

There are also 5 external pockets for magazines and accessories

Tokyo Marui and other compatible M4 series Airsoft AEG magazines

DYE I4 PRO GOGGLE - SRGNT OLIVE/BLACK Adjustable Hop Up: YesIntroducing the new i4 Pro Goggle, another step in DYE's long legacy of goggle engineering. A lightweight, small profile goggle system delivering utmost protection, visibility, and now with enhanced precision comfort thanks to DYE's groundbreaking GSR Pro Strap premium feature. The GSR Pro Strap offers the most precise tension control for a secure, comfortable fit. Simply turn the dial to your desired tension and go. The wide head pad strap grips the