The Portage Dropout System was designed to be durable, functional and able to adapt to evolving standards.

Portage Dropout Plates are designed for use with all Esker hardtail models including Hayduke, and Japhy. Includes both a drive and non-drive side plate, without thru axle or mounting hardware.

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- Portage Sliding Dropout Plates - Replacement plates for Hayduke, Japhy, Lorax, Watchman and Walden bikes that use 12mm Through-Axle. Now Left & Right available separately as replacements. M12x1.75 thread pitch. Use 167mm Axle length for 142 spacing on Lorax, use 174mm Axle length for 148mm spacing on Hayduke and Japhy. All replacement dropout plates are CNC Machined from 7075-T6 Aluminum in Minneapolis, MN

- Quick Release (QR) Dropout Plates - fits Advocate Cycles Lorax only for 135mm QR hubs. Drive and non-drive side plates without hardware.

- Mounting Hardware - Includes a stainless steel set of 4 mounting bolts, 4 nuts, and 2 set screws.

- 148 Thru Axle - for Hayduke/Japhy 148 Boost spacing. Measurements: 174mm - M12x1.75”

- 142 Thru Axle - for Lorax Ti only

- Rack Mount Bolts allow the addition of a rear rack to any Esker bike using the Portage Dropout system. Additional threads within the extension bolt allow racks to be mounted to the bolts from the outer side. Includes 2 bolts.

- Fixed Adjustable Nut is a 4-position plate for using the Portage Dropout system for chainstay length adjustment, but not single speed use. Allows adjustments without using Set Screws, and gives a more durable attachment than nuts used for sliding mode. FAN nuts are now standard on all Esker product delivered after mid-2022.

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