Low Stack, Direct Fit, Internal Cable Routing Headset Adapter / Dustcover for FSA SMR Stem, Customizable |

Low Stack, Direct Fit, Internal Cable Routing Headset Adapter / Dustcover for FSA SMR Stem, Customizable |Why do you want it? You are seeking a lower stack solution that can get you as low as 4 5mm from the frame and are willing to lose the ability to use spacers. You want to use OEM internals. You are using an FSA Vision SMR or SMR II stem. You are looking for a system that can pass hydraulic couplers or compression nuts through the headset for easier maintenance. Your bike deviates from the standard dimensions for the FSA or Deda systems, or you are

These adapters / transition spacers are designed to pass hydraulic hose nuts or the ends of hydraulic quick-connects to make maintenance easier

Enve: ST312 version is designed only for use with the Enve In-Route system and is shaped to work with the SR-312 compression ring used on the 2022-2025 R5 and prior to 2025 Aspero-5

You are seeking a lower-stack solution (~4mm-6mm) for your Time (pre 2025 ADHX / ADHX ) or pre-2025 Standert Bikes that use marked Deda DCR headsets

as well as a wide variety of other products

particularly if you have the headset routing or if you are building a tandem or travel bike designed to come apart

you get a total of 3 pieces

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like Jumbo Visma)

- An accessory strap (not included): 1 Voile Nano or a similar 1/2 inch strap (13mm x 2mm) – tested with a light load comprising a 16g CO2 canister and a TPU tube (a total payload weight of 125g)

we include eight 1mm nylon washers with the mount as part of your purchase

The last photo shows how it fits with Quick Pro headset cover

The bar can be set up to be UCI-compliant / road-legal