Size and type :

PONELY 12 1/2 X 2 1/4 TUBE SV

PONELY 16 X 1.75/2.125 TUBE SV

Features:

Supports tire widths from 1.75 to 2.125

Straight Valve (SV) for standard rims

Durable rubber construction

Highlights:

Reliable inner tube for everyday use

Easy to install and replace