The BB155 Stainless Steel Ball Bearing Hinge is engineered for strength and smooth performance. Available with either Single Security Pin (SSP) or Double Security Pins (DSP), it offers added resistance against forced entry—ideal for outward-opening and high-security doors. Constructed from corrosion-resistant stainless steel, it ensures durability in both residential and commercial applications. Precision ball bearings allow for quiet, friction-free movement, making this hinge perfect for frequently used doors requiring high performance and security.