The Silca Eolo IV is the roadside-flat fix you can actually trust. Thread on a cartridge, press the head onto the valve, and meter the gas with the dial until the tire is where you want it — no all-or-nothing blast, no wasted CO2.
Silca built the first regulated CO2 inflator back in 1982, and the Eolo IV carries that forward with an all-metal build: 6063 aluminum and stainless steel, zero plastic parts. Rubber insulators keep your fingers off the frozen metal while the cartridge discharges.
Key Features
- Dial-regulated flow for precise, controlled inflation
- Light-action spring for easy one-handed use
- Hardened tool steel puncture pin for reliable cartridge punctures, ride after ride
- Full-metal construction — 6063 aluminum and stainless steel, no plastic
- Rubber insulators protect your hands from cold burn
Specifications
- Cartridge type: Threaded (16g / 25g)
- Valve compatibility: Presta & Schrader
- Cartridge included: No
- Color: Black/Red
- Weight: 14g
Pair it with a couple of threaded CO2 cartridges and it rides in a jersey pocket or saddle bag without a second thought.
Specifications & Geometry
Full build details, sizing, and geometry