Surly Big Dummy Rail Collars Stock Item:Default Title Volume capacity of 16 grams

Volume capacity of 16 grams

Enhance visibility with dual reflectors for added safety

Batteries included

These black pants are specially designed for the commuter that demands the best from cycling accessories

Batteries are not included

Surly Big Dummy Rail Collars Stock Item:Default Title Volume capacity of 16 gramsSURLY BIG DUMMY RAIL COLLARS These tiny little pieces of hardware are designed to vastly improve the overall performance of your Surly Big Dummy. These simple clamps are designed to strengthen the interface between Surly Dummy Rails and the lower longtail frame. Cool huh? Please see the attached resource below for more info instructions.