You step up to the KHS Vitamin A Hybrid Fitness Bike, and it feels like it’s ready for the open road- or the city cycle path- with a sense of reliability and calm.  Its frame is crafted from 6061-series aluminum, double-butted and custom-formed, giving the bike a balance of lightness and strength. 

Hop on and you notice the riding position- a slightly upright yet efficient stance that’s easy on the back and shoulders.  That geometry, combined with the 700c wheels wrapped in relatively wide 32 mm tires, gives you a smooth, stable ride that absorbs small bumps and keeps flats at bay. 
Shifting gears is straightforward and fuss-free: with a dependable 2×7 drivetrain and a compact crankset (50/34T), the Vitamin A is built for everyday use- whether you’re spinning through urban streets, rolling out for weekend fitness rides, or commuting with a few errands in tow. 
Braking is handled by mechanical disc brakes, giving you consistent stopping power even in less-than-ideal weather or road conditions.

Overall, the 2025 KHS Vitamin A feels like a practical, no-fuss companion: a bike you can trust to get you places without drama- just smooth, steady riding that makes daily cycling or fitness rides something to look forward to.

Features:

• 14 Speed
  
• Aluminum frame
  
• 2x7 drivetrain
  
• Cable disc brakes

Product Specifications:

• Frame 6061 Aluminum, Double Butted w/Custom Formed T/T, Internal
  Cable, Disc, Replaceable Derailleur Hanger
  
• Fork Hi-Tensile Unicrown Straight Blades
  
• Headset FSA Intellaset,Threadless Slimstack, 1-1/8
  
• Rims Weinmann Aquila 21 Aluminum, 700c x 32H, double wall
  
• Hub, Front KK Aluminum Disc QR
  
• Hub, Rear KK Aluminum Disc QR, Cassette
  
• Tires Kenda Kwick Journey, 700 x 32c w/Anti-Puncture
  
• Spokes 14G Black, 32x32
  
• Derailleur, Front Shimano FD-A050, 31.8mm
  
• Derailleur, Rear Shimano RD-TY300
  
• Shifters Sunrace DLM403 Trigger, 2x7
  
• Chain KMC Z8.3
  
• Crankset Aluminum Forged, 50/34T w/CG, XS-S; 170mm, M-L: 175mm
  
• BB Cartridge Bearing, 110.5mm
  
• Freewheel / Cassette Shimano CS-HG20-7, 12-32T, 7-Speed
  
• Pedals Wellgo Resin w/Aluminum Cage & DU Bearing
  
• Seatpost KHS Aluminum Micro-Adjust, 27.2x350
  
• Saddle KHS Fitness Padded
  
• Handlebar Aluminum 620x20mm Rise=Men’s, 600x20mm=Ladies,
  31.8mm
  
• Stem KHS Aluminum 3D Forged, Threadless 4-bolt, 7-degree,
  31.8mm, XS-S:80mm, M:90mm, L:100mm
  
• Grips Velo Silicone Foam
  
• Brake Levers Aluminum Linear Pull
  
• Brakes Radius Cable Disc BR-CX7, 160mm Rotors w/ABS System
  
• Frame Size XS/13, S/15.5, M/18, L/20.5, Ladies: XS/13, S/15.5

Geometry: