Jaz Products Mini Pro Stock Seat Cover Black Vinyl 15-NEC-CAR-A Both measure 5-13/16" from block

Both measure 5-13/16" from block surface to hub and come with 3/4" pilot shaft

XP9 utilizes select synthetic base oils for increased durability at high temperatures

668 in Round Port

ST5 FN ZERO Carbon

Jaz Products Mini Pro Stock Seat Cover Black Vinyl 15-NEC-CAR-A Both measure 5-13/16" from blockProduct Description: Seat Cover Hi Back Snap On Vinyl Black JAZ Mini Pro Stock Poly Seats Sold Individually JAZ Products is the leading manufacturer of bucket seats, fuel cells, and pit accessories in the automotive aftermarket industry. JAZ Products' first venture into the automotive racing market was in 1980 with their now famous "Baja Buster" plastic molded seat. JAZ quickly expanded and today has a complete line of seats, fuel cells, and pit