Harmonic Balancer - Serpentine Super Damper - 6.780 in OD - SFI 18.1 - AC Pulley - Aluminum / Steel - Black - Internal Balance - Small Block Chevy - Each Hobby Stock Durable Construction: Made from high-quality

Durable Construction: Made from high-quality materials to withstand the rigors of racing and heavy-duty use

Precision Fit: Specifically engineered for -24AN fittings

5 in Long - 9/16 in Hex Head - Chromoly - Black Oxide - Universal - Set of 5

Lightweight aluminum - only 9 grams - won't affect wheel balance

Valve Stem Seal - Umbrella - 11/32 in Valve Stem - 0

Harmonic Balancer - Serpentine Super Damper - 6.780 in OD - SFI 18.1 - AC Pulley - Aluminum / Steel - Black - Internal Balance - Small Block Chevy - Each Hobby Stock Durable Construction: Made from high-qualityHarmonic Balancer Serpentine Super Damper 6. 780 in OD SFI 18. 1 AC Pulley Aluminum Steel Black Internal Balance Small Block Chevy Each