FSA Omega
The FSA Omega is a lightweight, 3D‑forged AL6061/T6 stem with CNC machining and a 4‑bolt alloy faceplate. Designed for stiff, precise steering for road and gravel riders.
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Product Details
Overview & Technology
Key Features & Benefits
Fit, Compatibility & Installation
Who It's For
Key Features
- ✓ 3D‑forged AL6061/T6 body for optimised strength and light weight
- ✓ CNC machined finish reduces excess material without sacrificing stiffness
- ✓ Cold‑forged 4‑bolt alloy faceplate for even clamping across the bar
- ✓ Chromium‑moly (Cr‑Mo) bolts for durable, corrosion‑resistant fastening
- ✓ Available lengths 60–100mm to fine‑tune reach and handling
- ✓ 31.8mm handlebar clamp and 1‑1/8" steerer compatibility
- ✓ ±6° angle and 40mm stack height for subtle position adjustment
Specifications
Product Identifiers
Frequently Asked Questions
What torque should I use on the faceplate and steerer bolts?
Typical torque values are ~5–6 Nm for the faceplate bolts and ~6–8 Nm for the steerer clamp bolts. Always tighten bolts gradually in a cross pattern with a calibrated torque wrench and follow the handlebar manufacturer's torque recommendations—especially for carbon bars.
Is the Omega stem safe with carbon handlebars?
Yes, the Omega can be used with carbon handlebars if you follow carbon‑specific assembly practices: use carbon assembly paste, reduce clamp torque to the bar manufacturer's maximum, and inspect the bar face for damage. If unsure, consult the bar maker or choose a stem specifically certified for carbon.
Which length should I choose—60mm, 70mm or longer?
Choose stem length based on rider fit and handling preference: shorter stems (60–70mm) quicken steering and suit tight handling or compact frames; mid lengths (80–90mm) give a balanced reach; 100mm and above lengthen reach for more stretched positions. When in doubt, make small incremental changes (10mm) from your current setup.
How much does the stem weigh?
Weight varies by length: the 70mm Omega weighs approximately 122 g and the 100mm option is about 139 g. Exact weight depends on the length chosen and manufacturing tolerances.
Can I use this stem on a tapered steerer or an oversized fork?
The Omega is designed for a straight 1‑1/8" (28.6mm) steerer. It will not clamp an oversized or tapered (1.5" lower) steerer without an appropriate shim or adapter—ensure compatibility before installation.
How often should I check the bolts after installation?
Re‑check bolt torque after the first 50–100 km (30–60 miles) of riding and periodically thereafter, especially after heavy rides or if you ride in wet conditions. Regular inspections catch loosening, corrosion, or clamp mark issues early.
Buying Guide
When choosing a stem, match clamp diameter (31.8mm) and steerer size (1‑1/8") first—these are non‑negotiable. Then pick length and angle to tune reach and handling: shorter lengths make steering quicker; longer lengths stabilise high‑speed tracking. The Omega offers a lightweight, stiff alloy option that suits riders who want performance without the premium price of forged carbon. Consider your bike's intended use: racers and weight‑sensitive riders will prioritise the Omega's low mass and stiffness, while endurance and mixed‑terrain riders may prefer a slightly taller stack or angled stem for comfort. Always factor in handlebar shape and brake/shift lever position when finalising stem choice.
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