Check the listing for details. 7/16-20 shouldered seat belt mounting bolt. Condition: New. Listed at 12.93 USD. This is a 7/16-20 thread by 1-1/2" under head length seat belt bolt. The shoulder is 1/2" diameter by 1/2" long. This bolt is used to mount the front seat belts to the floor pan. Per California Law (Prop 65) we are required to put the following warning on all our listings.WARNING: This product can expose you to chemicals, including lead, which is known to the state of California to cause cancer, birth defects, or other reproductive harm.For more information visit the Prop 65 site onlineThis is a 7/16-20 thread by 1-1/2" under head length seat belt bolt. The shoulder is 1/2" diameter by 1/2" long. This bolt is used to mount the front seat belts to the floor pan. Per California Law (Prop 65) we are required to put the following warning on all our listings.WARNING: This product can expose you to chemicals, including lead, which is known to the state of California to cause cancer, birth defects, or other reproductive harm.For more information visit the Prop 65 site online