The Brooks Double Rail Clamp fits perfectly with all Brooks double rail saddle models. With a diameter of 22.2 mm (7/8''), it ensures secure and reliable attachment for your saddle. Designed as a finishing kit component, this clamp is crafted for durability and compatibility, making it a perfect spare or accessory for your Brooks saddle. What It’s Good For Securely attaching Brooks double rail saddles Replacement part for various Brooks saddle models Durable component that ensures long-lasting performance Compatible with models B18, B66, B66S, B72, B73, B135, B190 What It’s NOT Good For Not suitable for single rail saddles Not compatible with saddles outside the Brooks double rail range Not designed for use with non-Brooks saddle brands Frequently Asked Questions Will this clamp fit all Brooks double rail saddles?Yes, it is compatible with all Brooks double rail models listed in the description. Can I use this clamp for non-Brooks saddles?No, it is specifically designed for Brooks double rail saddles only.