1. Material: aluminum alloy 2. Lightweight design, reduce the burden of riding, riding more easily 3. Surface metal brushed process, strong texture 4. Portable installation, simple operation 5. Durable material, not easy to deformation 6. Size: short: about 8.5 x 3cm; long: about 10.8 x 3cm 7. Weight: short model 81g; long model 109g
