Adrenaline SS (Size D) Unknown While Radix was an oversized

While Radix was an oversized model and Mgska and Gachiska were slim / mid-sized models

but they also shared a special bond from their New England roots

The red model symbolizes the volcano

This unique fusion of materials marks a new standard in Luftverk design

These are replacement bearings for most yo-yos carried by YoYoExpert

Adrenaline SS (Size D) Unknown While Radix was an oversizedThe full stainless steel Adrenaline returns in a refined production model featuring a Size D bearing. Designed for Blaise Beckers technical style, this version focuses on agility, feedback, and performance you can feel in every movement. While the silhouette stays true to the original Adrenaline, the stainless steel construction makes the body noticeably more compact with a sharper, more focused presence on string. The reduced center weight helps