FREE SHIPPING! for US Continental orders over $99
click for details

$379.99
(List Price: $431.40)
Our Part #: HAR2743 | Mfr. Part #: 2743
Free Shipping for US Continental orders over $99.
High-performance end controls allow the installation of 2:1 to 4:1 purchases. Designed for high-performance, free-running systems, Carbo control blocks with Delrin® ball bearings let cars instantly adjust and release under load.
Delrin® is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates.