AAP01 Ultimate Spring Set (8pcs) SP-POLS-01 Backcountry water filter compatible

Backcountry water filter compatible

Redesigned valve system for smoother operation

3) The smooth surface finish reduces friction inside the airsoft gun and enhances slide cycling smoothness

and patch fit for optimal BB flight trajectory performance

Here is the lineup:

AAP01 Ultimate Spring Set (8pcs) SP-POLS-01 Backcountry water filter compatibleThis set includes four different recoil springs and four different nozzle return springs to tune your AAP 01 into a monster! Green gas, HPA, Drum Mags, Short Mags, Long Mags, Shortstroke kit Etc. There are countless AAP 01 setups possible, and we noticed every setup acts differently. Your temperature conditions also play a big role in how your AAP 01 works, so we decided to release an ultimate set of eight springs so you can tune your AAP 01 based on