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Super73 Inner Tube 20 x 4/4.5inch

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Replacement inner tubes for both Knobbly and Street tires.

It's a good idea to purchase spare inner tubes for your SUPER73, as fat tyred bikes are more prone to punctures than traditional sized tyres.

This Tube is suitable for the SG2 and RX Models.

Dimension: 20"x4/4.5"
Provided as a single tube
Schrader valve

*Recommended 18-20 PSI may vary dependent on riding terrain and weight of rider.


Free Delivery on all orders over $99 (excl. Super73). Orders under $99, a flat rate delivery charge of $8.50 applies.

All orders are dispatched with 24 business hours. Order before 2pm and your order will be shipped same day.  

Delivery times will vary from 2-5 business days for metro areas and 7-14 business days for rural and remote areas.

Read more: Shipping Information.

Returns & Refunds

For more information on our refund policy please check below.

Read more: Returns & Refunds.