Hi-Capa Blog: guides, builds, and maintenance by Custom Lab

Hi-Capa Hop-Up: Choosing and Adjusting the Bucking and Chamber
Adjust the hop-up on a Tokyo Marui Hi-Capa step by step, choose the right bucking and know when to change the chamber, on 5.1, 4.3 and clones like WE. Read more...
Hi-Capa 5.1 Upgrades: Which Parts to Change, and in What Order
Hi-Capa 5.1 upgrades: hop-up rubber, barrel, steel hammer and sear, short stroke kit, trigger and slide. The order that fixes accuracy and reliability first. Read more...
Hi-Capa 5.1 custom airsoft monté par le Custom Lab BDU Airsoft — build speedsoft
Hi-Capa Airsoft: The ultimate guide to choosing, upgrading, and maintaining your replica
The Hi-Capa airsoft reference guide: choosing between 5.1 and 4.3, upgrade priority order, comparison with the AAP-01, common breakdowns, and GBB maintenance. Read more...