Quantity for Use- 6 Pieces In total.for Use On Hinged Doors Where The Installation of A Standard Door Stop Is Not Desirable. Durable and Secure- Our Unique Rubber Tips Are Designed to Stop Doors of All Types without Causing Damage to Your Walls or Doors. Quality Hardware Which Can Not Break Easily. Easy to Install- Simply Pull The Hinge Pin From One of Your Door Hinges, Slide The Pin Into The Door Stop and Then Back Into The Hinge. Product Specification- Projection: 2-1/2 From 1/4 Diameter Hinge Pin, Complete with Rubber Stop and Plastic Spacer, 1-5/8 Adjustable Rubber Head Screw ( Refer to Our Drawing for Details). Reliable Quality- Your Experience with The Product Is Our Guideline. If You Shall Have Any Concerns, Send Us An E-Mail and We Will Get to You within 24 Hours. If You Are Not Fully Satisfied, Simply Send Them Back for A New Set or A Full Refund No Questions Asked .