Sternum strap

Sternum strap#

A modular sternum strap that can be added to the shoulder harness of most backpacks. The sternum strap is attached using tri-glide buickles to either around the shoulder strap, or to a suitable piece of webbing of the shoulder strap.

This example is using 20mm webbing, but the width may be adjusted based on material preference.

Materials#

material

quantity

tri-glide buckle, 20mm

2

side-release buckle, 20mm, plug

1

side-release buckle, 20mm, receptacle

1

webbing, 20mm

1 meter

Construction#

Plug Side#

  1. cut 55 cm of 20mm webbing

  2. fold over the webbinf 1 inch from the end

  3. bartack the fold to make it permanent

  4. thread in the side-relase plug and one of the triglide buckles

Receptacle Side#

  1. cut 35cm of webbing

  2. make a fold 3 cm from the end

  3. thread the side-release receptacle buckle into the fold

  4. sew in the buckle by bar tacking twice to make the fold into a loop

  5. insert a tri-gilde buckle from the other end of the webbing

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