Route Werks AeroTop Replacement Lid: The Engineered Replacement Lid Upgrade The AeroTop Replacement Lid is a precision-engineered replacement top for your Route Werks Original Handlebar Bag, transforming your existing investment into a complete aero performance system. Designed specifically for endurance cyclists and bikepacking expeditions, this upgrade addresses five critical design limitations of the stock lid while adding professional-grade functionality previously unavailable. Compatible With: Route Werks Original Handlebar Bag (standard size) Required: Customers must own the Route Werks Original Handlebar Bag to use this product Key Upgrades Over Stock Route Werks Lid: Waterproof Design - The original lid’s internal holes for elastic bands create water ingress pathways. The AeroTop Replacement Lid replaces this with an external-loop bungee routing system, eliminating moisture accumulation while maintaining secure cargo management. Aero Performance Gains - External bungee routing reduces drag and turbulence at the handlebar interface. Energy savings estimated at 2-5 watts at threshold power—meaningful gains for ultra-distance riding. Universal 22mm Mount System - Replaces the proprietary BarFly mounting standard with industry-standard 22mm M3 threaded inserts. Compatible with Garmin, Wahoo, Bryton, and XOSS cycling computers via affordable quarter-turn mounts ($15–$30 vs. $60–$80 BarFly solutions). Integrated Carry Handle - Drop your loaded bag and ride without fumbling with shoulder straps. The front-facing handle enables comfortable checkpoint transitions and serves as an aero rest platform when riding in full aero position. SRAM AXS Blips Ready - Handle features precision milling for Blips remote shifter integration, allowing AXS users to maintain aero position while shifting through the full cassette. Engineered for Durability - 3D-printed with advanced nylon composites and milled aluminum inserts, designed to withstand the demands of multi-week bikepacking