Schwalbe 16"-18" Inner Tube (349/355)

- Your Schwalbe tyre purchase with us is guaranteed to be genuine, brand new, and fresh-stock.
- Beware of non-authorised sellers offering old or hardened rubber that may compromise performance.
- Installation is available in-store at $15 per tyre.

Description

The Schwalbe Tube 4 is a high-quality butyl bicycle inner tube for 16" and 18" tyres, including common 349 and 355 folding-bike wheel sizes.

Designed with high-quality butyl rubber and uniform wall thickness for reliable air retention, Schwalbe Tube 4 covers multiple tyre widths and wheel diameters, including ETRTO 349 used by Brompton and ETRTO 355 commonly found on Birdy folding bikes.

Available with AV (Schrader), SV (Presta), or the newer SCV (Schwalbe Clik Valve). The SCV4 version features a 40mm Schwalbe Clik Valve with a push-fit Clik mechanism for quick and intuitive connection to a compatible Schwalbe Clik Valve pump head or adapter.

Specifications

Model: Tube 4 / AV4 / SV4 / SCV4
Material: Butyl rubber
Size: 16"-18"
ETRTO Compatibility: 37-340, 28-37-349, 28-35-355
Weight: Approx. 85 g
Valve Compatibility: AV (Schrader), SV (Presta), or SCV (Schwalbe Clik Valve), depending on variant
Application: Folding bikes and other bicycles using compatible 16" or 18" tyres
Compatibility: Suitable for compatible ETRTO 340, 349 and 355 tyres, including Brompton 349 and compatible Birdy 355 setups

Variants

AV4 – Schrader Valve 40mm
Standard automotive-style Schrader valve.

SV4 – Presta Valve 40mm
Slim Presta valve commonly used on performance and compact bicycles.

SCV4 – Schwalbe Clik Valve 40mm
Schwalbe Clik Valve with push-fit connection for simple inflation when used with a compatible Clik Valve pump head or adapter.