Simpson Strong Tie Simpson Strong Tie NCA2X10-16 2-inch by 10-inch and 2-inch by 16-inch Nail-less Bridging Nail-less bridging installation eliminates callbacks for nail squeaks Designed for secure grip before the drive-home blow, and deeper prong penetration Precision-formed into a rigid "V" section May be installed before or after sheathing, from the top or bottom Joist size 2x16 with 12 in. spacing