For riders embracing the fixed-gear and track-inspired setup, selecting reliable cogs, freewheels, and compact drivetrains matters. This guide highlights five relevant products designed to improve performance, durability, and simplicity on urban streets and race-like courses. Each item offers a unique balance of weight, tooth count, and compatibility to suit different fixie builds and single-speed projects. Explore the choices below to find the gearing that fits your ride and riding style.
| Product | Brand | Key Feature |
|---|---|---|
| L-faster 16T Fixed Gear Cog | Unspecified | Fixed Gear, 16T, 6-screw disc hub compatibility |
| 13T–18T Fixed Gear Cogs | catazer Store | Multiple tooth options, lightweight 50–80g |
| 16 Inch Folding City Bike | Unspecified | One-second fold, 7-speed, ultra-portable |
| State Bicycle Fixed Gear Cog | State Bicycle Co. Store | 15T, 1/8-inch profile |
| 16T Steel Freewheel Sprocket | Unspecified | Fixed Gear compatibility, durable steel |
L-faster 16T Fixed Gear Cog for Disc Hub

The L-faster fixed gear cog is designed for single-speed setups with a 16-tooth count, offering straightforward installation for riders converting a bike to fixed-gear or upgrading a cog that integrates into a disc-brake hub. Its single-speed compatibility emphasizes reliable chain engagement and durability under urban riding conditions. This cog is geared toward riders seeking a compact, uncomplicated drivetrain with predictable power transfer on city streets and track-inspired courses.
13T–18T Fixed Gear Cogs With Lockring

These fixed-gear cogs cover a range from 13T to 18T, ideal for riders who want on-the-fly gearing adjustments for different courses or traffic conditions. Weighing 50–80g per cog, they emphasize lightness with a straightforward 1/8-inch tooth profile and compatibility with standard fixie hubs. The set is suitable for mixed-use builds, from urban commuting to track-style intervals, allowing quick shifts in gearing without overhauling the entire drivetrain.
16 Inch Folding Bike With Quick Fold

This compact folding bike targets urban riders who value portability and ease of transport. With a 16-inch wheel size, 7-speed gearing, and a quick 1-second fold mechanism, it’s designed for easy storage at home, on trains, and in offices. The bike’s light weight and near-assembly-ready setup appeal to commuters and city explorers seeking a nimble, space-saving ride that performs well on short, mixed commutes and social rides.
State Bicycle Fixed Gear Cog

The State Bicycle fixed gear cog provides a 15T option with a 1/8-inch tooth profile for consistent chain engagement. Built for fixie enthusiasts, this cog prioritizes durability and harmonious interaction with standard fixed-gear hubs. It suits riders who want a reliable, mid-range gear that balances acceleration with predictable cadence on city streets, boardwalk routes, and track-inspired workouts.
16T Steel Sprocket Freewheel For Fixed Gear

This 16T steel freewheel sprocket is built for durability in fixed-gear and race bike applications. Its robust construction supports long-lasting performance in demanding riding conditions, making it suitable for urban commuters and riders who push hard on straightaways or sprint-focused sessions. The sprocket is sized for quick installation and reliable power transfer, fitting standard freewheel hubs for a straightforward upgrade path.
Buying Guide
- Gearing range: Choose tooth counts (e.g., 13T–18T) that match your riding style—steep climbs benefit from higher teeth while flat races favor lower counts for quicker accelerations.
- Cog compatibility: Confirm hub type (disc or standard fixed-gear) and thread/width requirements to ensure correct installation and engagement.
- Weight vs. durability: Lighter cogs improve performance, but steel constructions offer greater longevity under hard riding and racing conditions.
- Hub integration: If using a disc-brake hub, ensure the cog set or single cog supports the hub’s mounting pattern and fastener type (e.g., 6-screw vs. standard lockring).
- Portability and storage: Folding bikes add convenience for city commuting but require careful consideration of brake and chain clearance with compact frames.
- Maintenance: Regularly check chain alignment, bolt tightness, and cog wear to avoid slips and ensure safe power transfer.
- Intended use: For track-inspired riding, a consistent 1/8-inch cog profile is common, while urban commuting might benefit from a broader selection of tooth counts for terrain variation.
In summary, the five products shown offer a spectrum of gearing solutions—from single-tooth cogs and fixed cogs to folding city bikes—catering to different fixed-gear builds and riding needs. Whether prioritizing lightweight components, rugged steel durability, or convenient folding designs, these options help riders tailor their setup to urban streets and race-like environments.