POLARSTAR KYTHERA V2 M4 HAMMERS this 263 optimizes durability to

this 263 optimizes durability to aid you in any daily task

in addition to the finish of the body

6" razor-sharp stainless steel blade

100% compatible with Tokyo Marui AK series upgrades and customization

Aluminum alloy body

POLARSTAR KYTHERA V2 M4 HAMMERS this 263 optimizes durability toIT IS THE USER'S RESPONSIBILITY TO ENSURE THAT THE PARTS ARE COMPATIBLE BEFORE PURCHASE. ALL PARTS ARE FINAL SALE The Kythera has been the most eagerly anticipated products from PolarStar in the past decade. This HPA system is a radical departure from all previous systems that PolarStar has produced since the Kythera does not use a battery, an FCU or any type of electronics. The Kythera is completely mechanical. This means you never have to worry