Details

Giant's thorn tubes use thicker rubber to prevent some flats and punctures.

Part Numbers

Option	UPC	MPN	Store SKU
12.5 x 1.75 – 2.25	04718905969136	87546	737
20 x 1.75 – 2.12	04718905969235	87549	1571
27.5 x 2.10 – 2.40	04718905901389	87587	1510