Sunlite Inner Tube – 16 × 2.125 | 32 mm Schrader Valve
This Sunlite inner tube is a standard replacement option for 16-inch wheels using wider tires and a Schrader valve.
Designed to fit ISO 305 rims, this tube is commonly used on youth bikes, BMX-style kids’ bikes, and small-wheel recreational bikes where proper sizing is important for reliability and ride quality. The straight Schrader valve allows easy inflation with standard floor pumps and air compressors.
Key Features
• Designed for 16-inch wheels with wider tires
• Correct fit for ISO 305 rims
• Schrader valve compatible with standard pumps and compressors
• Straight, smooth valve stem for easy inflation
• Removable valve core for serviceability
Technical Details
• Wheel Size: 16 inch
• Tire Compatibility: 16 × 2.125
• ISO (BSD): 305
• Valve Type: Schrader
• Valve Length: 32 mm
• Valve Angle: 0° (straight)
• Valve Stem: Smooth
• Valve Core: Removable
• Wall Thickness: 0.9 mm
• Flat Fold Width: 51 mm
Compatibility Note
This tube is specific to ISO 305 (16-inch) wheels and is not interchangeable with other 16-inch standards. Always confirm the ISO number printed on the tire sidewall before purchase to ensure proper fit.