Material: The brake lever is made of metal and plastic material, sturdy, not easy to aging and abrasion resistant, to ensure maximum strength and durability for long lasting usage. Simple installation: strong hand brake, safe and reliable, fine workmanship, durable. Lightweight & Durable : durable and accurate, universal designs, suitable for wheelchair. Protection: High sensitivity and better care for your safety when outgoing, practical tool. Universal: brake levers are only suitable for most wheelchair handles. Can be easily mounted on the wheelchair handlebar, convenient to use. Size Chart: Type 1: 2Pcs Side Mount brake Levers 17x6x6cm/6.69x2.36x2.36inch Type 2: 2Pcs Up side brake Levers 19x8.5x5.5cm/7.48x3.35x2.17inch Type 3: 2Pcs brake Cable 106cm/41.73inch Type 4: 2Pcs Black handbrake 12x6.5x4cm/4.72x2.56x1.57inch Type 5: 2Pcs Silver handbrake 11x6x4cm/4.33x2.36x1.57inch Type 6: 4Pcs Brake Sleeve Cover 1.61x0.75inch Type 7: Auto handbrake 15x10x5cm/5.91x3.94x5inch Package Includes: Type 1: 2Pcs Side brake Levers Type 2: 2Pcs Up side brake Levers Type 3: 2Pcs brake Cable Type 4: 2Pcs Black handbrake Type 5: 2Pcs Silver handbrake Type 6: 4Pcs Brake Sleeve Cover Type 7: 2Pcs Auto handbrake Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!