• Spring, tension spring

• 弹簧、拉簧

• Open ring, open circlip

• 开口档圈，开口卡簧

• Open ring, open circlip

• 开口档圈，开口卡簧

• Open ring, open circlip

• 开口档圈，开口卡簧

• Flower tooth

• 花齿介