Audibly increased focus and clarity easily heard during playback.

Specifications:

Material - Aircraft 6061 T6 Aluminum featuring self lubricating oil impregnated Bronze CNC bored inner sleeve. 

State-of-the-Art CNC/CAM Machining achieves ultra close tolerances and accurate concentric form.

Outer Periphery Ring Material - Rubber Composite Durometer rating est. 60 - 90 (depending upon type / replaceable design). 

Manufactured as direct OEM replacement part.

Made in the USA