PACKAGING: You will receive 2 packs of 4.50-12 inner tubes. Please check the size before purchasing.
SIZE: 4.50-12 inch inner tube, compatible size: 4.50/4.80/5.00/5.30-12 tire tubes.
MATERIAL: Inner tube is made of high-quality butyl rubber, featuring reinforced construction, resistance to aging, impact resistance, vibration damping, and comfortable riding.
VALVE STEM: TR13 metal valve stem with a valve cap, high airtightness, good sealing performance, and easy inflation.
INSTALLATION: Quick installation and removal using a lever and air pump. Before installing the inner tube, inflate it with a small amount of air to shape it, preventing it from twisting or curling during installation.
