Simpson Strong-Tie Precut strap ties

Precut Tension Restraints for Timber Connections

The Simpson Strong-Tie LSTA Precut Strap Ties are versatile, high-strength connectors designed to resist tensile forces in timber structures. Ideal for securing rafters to ridge purlins and similar tension-loaded joints, these straps offer a ready-to-use, pre-cut format, reducing time spent on-site preparing materials.

Engineered for simplicity and strength, the LSTA range supports a wide variety of timber assemblies and helps maintain the structural integrity of roofs, frames, and tied wall components.

Key Features

• Precut for Convenience
  Supplied in standardised lengths, eliminating the need for cutting or on-site measurement, improving speed and consistency during installation.

• Tension Force Resistance
  Designed to bear axial loads in structural timber connections—ideal where uplift or pull-apart forces are a concern.

• Wide Timber Compatibility
  Suitable for use with:

  • Solid wood

  • Glued-laminated timber (glulam)

  • Composite lumber

  • Engineered I-beams

Material

• Pre-Galvanised Mild Steel
  Offers long-lasting corrosion protection for internal structural applications.

Product Details

Images

LSTA Installation

Applications

• Wall Plate to Rafter Connections

• Rafter to Ridge Purlin Tension Tie

• Tie-down and structural bracing in timber frames

Perfect for:

• Roof systems in residential and light commercial buildings

• Timber-framed walls requiring additional bracing

• Preventing separation or uplift under wind or seismic load

Benefits

• Time-Saving
  Precut lengths reduce labour, waste, and on-site errors.

• Reliable Structural Support
  Provides a secure connection where tensile or uplift forces are present.

• Adaptable Installation
  Can be fixed to various timber products using standard fasteners.

Important Note

• Ensure the correct strap size and fastener type are selected for the specific load path and design requirements.