BLACKCAT 28 / 29 Inch x 1.75 / 2.125 AV Bicycle Inner Tube

BLACKCAT bicycle inner tubes engineered for 28-inch and 29-inch wheels provide superior pressure retention for high-performance cycling. Heavy-duty cycling rubber construction ensures puncture resistance and long-lasting durability across varied terrain types. Precision-engineered valve stems facilitate rapid inflation and seamless compatibility with standard pump equipment. Direct replacement fitment guarantees optimal wheel performance and consistent tire stability for mountain or hybrid bicycle setups.
  • Component Type: Bicycle inner tube
  • Brand: BLACKCAT
  • Dimensions: 28/29 x 1.75/2.125 inches
  • Valve Type: Schrader (AV) valve
  • Material: Cycling rubber
  • Intended Use: Replacement part for compatible 28-inch and 29-inch bicycle tires
  • Compatibility: Standard bicycle rims requiring Schrader valve interface

9,99

Exact Compatibility & Fitment Notes

BLACKCAT bicycle inner tubes accommodate 28-inch and 29-inch wheel sizes with tire widths ranging from 1.75 to 2.125 inches. Compatibility extends to rims utilizing a standard Schrader (AV) valve interface. Riders should verify current tire sidewall dimensions before purchase to ensure proper seating within the rim bead. Improper sizing may result in tube pinching or premature failure during inflation. Use cases include mountain and hybrid bicycles requiring direct replacement parts for worn or damaged components.

Installation & Replacement Advice

Cycling rubber construction provides puncture resistance against debris and varied terrain conditions. Replacement becomes necessary when existing tubes lose air pressure consistently, exhibit visible cracks, or fail to hold a patch after a puncture. Installers should inspect the interior of the tire casing for sharp objects or wire fragments before seating the new tube to prevent immediate re-puncture. Apply a small amount of air to the tube to give it shape before insertion into the tire cavity. Verify that the Schrader valve stem aligns vertically with the rim hole prior to fully seating the tire bead. Standard bicycle pumps attach directly to the valve stem for rapid inflation to the manufacturer-recommended pressure levels.

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