Structural tie rod systems are connected to the structure using fork connectors and can be extended by simply joining bars together using couplers and/or turnbuckles.

Item	Image	Key Features
Fork Connector and Pin Simple pin connection, joins threaded tie rod to connection plate on structure		Simple cost effective connection Allows minor length adjustment
Coupler Short threaded sleeve with opposite directional threads to enable two tie rods to be screwed together		Simple cost effective connection when length adjustment is not required
Turnbuckle Longer threaded sleeve with opposite directional threads		Additional thread facilitates adjustment to the overall tie rod length providing greater flexibility Can be used with couplers when more than one joint is required in the system  Required if tie rods need to be stressed after installation
Thread Cover Sleeves Simple tapered cover to provide aesthetic transition from the tie rod bar to other components		Protects thread Removes sharp edges providing smooth transition from bar to components Improves appearance