600 Series – Individual Expansion Bolts Free Shipping Low Cost

Steel, zinc-plated fasteners that are used in the corners of stretchers.  These bolts allow minute adjustments to the dimensions of a stretcher to account for the changes in expansion and contraction of a painting.

Each Expansion Bolt includes a tightening nut, a locking sleeve and a draw bolt.  Optional accessories:

Steel stabilizing rods for use in a stretcher corner to ensure uniformity between stretcher bars when assembling.

Tightening Rod for quick and easy tightening of the expansion bolt tightening nut.

Get a full expansion bolt kit with stabilizing rods and a tightening rod here.

Maximum expansion:  approximately 1.5 inches

Tightning Nut diameter:  7/8 inches

Drilling instructions included.  Priced innavidually.