Giant ARX 16 Kids Lightweight Bike | Sapphire 2022 Why should lightweight performance be limited to adult bikes? The Giant ARX 16 Kids Lightweight Bike is a sleek little aluminium flyer is the lightest in its category and has stable geometry that makes it easy for young riders to get going. Key Features of the Giant ARX 16 Lightweight Kids Bike Lightweight High-quality ALUXX aluminium construction delivers exceptional frame performance with lightest weight in its category. Youth-specific features The Giant ARX 16 Kids Lightweight Bike has 16-inch wheels and lightweight components offer better control and safe, ergonomic positioning and fit. Versatility The Giant ARX 16 Kids Lightweight Bike’s versatile tyres can be ridden on roads, gravel or dirt.