fixed gear bike conversion kit Tyrant Core Fixed Gear Single Seed Build Kit

fixed gear bike conversion kit Tyrant Core Fixed Gear Single Seed Build KitBuilt for street riders, urban messengers, and anyone who wants the clean, connected feel of a true fixed gear bike. Overview A complete parts kit designed to build or upgrade most fixed gear or single speed bikes. Includes all essential components for a fast, reliable, street ready ride. Compatibility Fits most 700C fixed gear and single speed frames using: 120 mm rear dropout spacing 1 1 8 head tube 68 mm English threaded bottom bracket Whats

Built for street riders, urban messengers, and anyone who wants the clean, connected feel of a true fixed-gear bike.

Overview

A complete parts kit designed to build or upgrade most fixed-gear or single-speed bikes. Includes all essential components for a fast, reliable, street-ready ride.

Compatibility

Fits most 700C fixed-gear and single-speed frames using:

• 120 mm rear dropout spacing

• 1 1/8” head tube

• 68 mm English-threaded bottom bracket

What’s Inside: Street-Ready Components

• Wheelset: 40 mm double-wall rims, 19 mm internal width, laced to Novatec sealed hubs with solid axles. Tire clearance up to 45c for smooth cruising or rough streets.

• Handlebar: Promax HB‑3188TP riser bar – 540 mm wide, 40 mm rise, 31.8 mm clamp. Upright comfort and street agility.

• Stem: Promax DA‑274, 70 mm, 31.8 mm.

• Seatpost: Promax SP‑722, 31.6 mm.

• Crankset: Tyrant RD2, 165 mm arms, 47T CNC alloy chainring.

• BB Set: Tange LN‑3912 sealed, 68/103 mm.

• Tires: Kenda K‑193 700 × 28c, all‑black, 30 TPI — smooth and fast for daily rides.

• Chain: KMC S1, 1/2 × 1/8", 94‑link, solid and reliable.

• Saddle: Velo VL‑1205 — street comfort that can handle long rides.

• Grips: Velo VLG‑311‑7D2 Kraton/gel compound for a solid, comfortable grip.

• Pedals: FPD NW‑310 platform — built for city control.

• Straps: FPD S61 heavy-duty nylon, black.

• Extras: Cables, housings, and all necessary small parts included.

(If your frame uses 27.2 mm, simply use your existing seatpost. All other components are universal.)

Why Riders Choose the Street Edition

The Street Edition is ideal for riders who want a complete fixed-gear build kit with straightforward compatibility and dependable everyday performance. It includes all the essential components needed to build or upgrade most fixed-gear or single-speed bikes, offering solid value, clean aesthetics, and a responsive street-ready ride.

Shipping

Free shipping to the 48 continental United States.

Alaska and Hawaii calculated at checkout.