The Oculus carb cap provides a window into your chamber, giving you a front row seat to the magic inside. The press-fit connection locks into the Peak Pro chamber, keeping your carb cap and your oil where they belong. It also features a directional air-path that maximizes vapor production. *Note: The Oculus Carb Cap is only intended for use with Peak Pro. Oculus Carb Cap Features: Provides a Window into your Chamber Press-Fit Connection Directional Air-Path What's in the Box: 1x - Oculus Carb Cap