Complete 4PCS Solution for Dual-Side or Two-Location Installation The 4PCS baby gate banister adapter kit provides everything you need to mount safety gates securely on both sides of your stair banister, or at two separate stair locations—such as the top and bottom of your stairs. No Drill, No Damage Installation – Install your gate mounting kit in minutes without tools or screws. The adjustable design protects wood and metal railings from scratches or marks, making it ideal for renters or homeowners who value their stair finishes. Universal Fit for Most Stair Railings – Compatible with round or square banisters 1.5–4.2 inches wide (38–108mm). Please review the product dimensions and confirm clearance before ordering. Not designed for flat walls, drywall, or glass surfaces. Stable and Secure Design – Featuring anti-slip silicone pads and a reinforced ABS structure, this bannister adapter for baby gate keeps your gate tight and stable for maximum safety—perfect for families with babies or pets. Lightweight Yet Durable – Made from premium ABS plastic, this adapter is rust-proof, impact-resistant, and built for long-term use. Each set includes four adapters, providing a complete and convenient safety solution for your home.