CST Tube 16"

What it is

CST 16 inch inner tube, boxed butyl tube for bike repairs in Hong Kong. 1-3/8 is a 349 rim, not the same as 1.75.

Sizes

• 1-3/8 (349) Schrader 32mm
• 1-3/8 (349) Presta 60mm
• 1.50-1.75 Schrader 32mm
• 1.90-2.125 Schrader 32mm

Valve: Schrader AV and Presta FV. Boxed only, not bulk.

Specs

Brand	CST
Wheel	16 inch
Pack	Boxed
Valve	Schrader AV and Presta FV

Is this boxed or bulk?

Boxed. Jollymap does not sell the loose bulk pack of this tube.

Specifications and components follow the manufacturer's latest release and may change without notice. If in doubt, please contact us to confirm before ordering.

Last updated: October 2026