Tigress 0° Swivel Rod Holders – 10-1/2″ X 1-7/8″. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Rectangular Head: 4.25″ x 4.75″ (4 Hole Extra Long Swivel). WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.