AFR SB Chevy 1" Phenolic 4150 Carburetor Spacer Open Clover RU001003L Featuring an anatomically designed rear

Featuring an anatomically designed rear helmet support to provide comfort and safety while driving

How do you achieve a low pressure drop

The cuffs are adjustable from 10" to 15" and the tethers adjust in length out to 20" so they work for most adults

and other components

AFR SB Chevy 1" Phenolic 4150 Carburetor Spacer Open Clover RU001003L Featuring an anatomically designed rearProduct Description: Carburetor Spacer Lightweight 1 in Thick Open Square Bore Plastic Black Sold Individually Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and components. Current product lines include cold air intake systems, high performance direct fit and racing air filters, exhaust systems, intercoolers, turbochargers, electronic programmers, diesel fuel systems, throttle