700c, 27-Inch & 650c

- GVL stands for gravel, and Greenville, SC where Boyd wheels are handbuilt. - Prologue series wheels are built Skyuka hubs featuring 10-degree engagement and Abec 3 sealed cartridge bearings. - Built with Pillar TB2018 round double butted spokes and external brass nipples, the Prologue is built to be a great budget upgrade that can be ridden hard in even the most demanding conditions.

- GVL stands for gravel, and Greenville, SC where Boyd wheels are handbuilt. - Prologue series wheels are built Skyuka hubs featuring 10-degree engagement and Abec 3 sealed cartridge bearings. - Built with Pillar TB2018 round double butted spokes and external brass nipples, the Prologue is built to be a great budget upgrade that can be ridden hard in even the most demanding conditions.

- A great upgrade over a heavy stock OEM wheel, the Rouleur Disc offers a modern 21mm wide tubeless rim bed. - All Prologue series wheels are built on Skyuka hubs featuring 10-degree engagement and Abec 3 sealed cartridge bearings. - The Skyuka disc brake rear hub is available in a Shimano Hyperglide and Sram XDR freehub body and requires no tools to swap between the different freehub body standards. - Built with Pillar TB2018 spokes and external brass nipples, the Rouleur is a great budget upgrade that can be used for everyday riding.