Greetings, all! I'm a retired Science teacher living in Thailand for the past 21 years. I grew up shooting (real steel) and have only gotten into airsoft about 2-3 years ago. My first purchase was a Snow Wolf M24, and last year I bought a KJ Works MK1. I recently learned about the short-comings of the KJ's hop-up bucking and was researching ways to change/improve it, and found an article on Arnie's Airsoft that was VERY informative, from back in 2015. I actually registered today just to be able to send my thanks. One of the MANY problems with living in this country is the lack of availability