RailFX Aluminum Cable Brace
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Supports cables from deflecting when wood, metal, or composite sleeved posts are spaced 6'-8' apart

Includes plates to mount the top and bottom of brace to rail or deck

Design allows for cable braces to be installed after railing framework is in place

5/8” x 5/8” square tube

Level are 42" long; Undrilled and Stair are 50" long

Holes for level and stair are pre-drilled at 3-1/8” on center with 12 holes total

Stair have slotted holes that are offset to allow for use with angles between 30-40 degrees

Undrilled can be used for level or stair

If using the undrilled cable brace on stair, the plates will not be used. Use the U-Ball Connector (sold separately)

Trimmable to fit any rail height


The RailFX Aluminum Cable Brace is used to support the cables from deflecting when wood, metal, or composite-sleeved posts are spaced 6' to 8' apart. All cable braces are 5/8” x 5/8” square tubes and can be cut down to any size to match the top rail height. For the level and stair, holes are pre-drilled at 3-1/8” on center with 12 holes total. The undrilled brace can be used for level or stair applications. Use the included cable brace floor plates to attach to the top and bottom rail or deck.


Manufacturer RailFX
Brand RailFX
Can Be Cut to Length Yes
Installation Tools Required T40 Torx Bit
Material Aluminum
Package Quantity 1
Package Includes (1) Cable Brace, (2) Shoes, and Screws
Recommended Use Supports Cables from Deflecting When Structural Posts are Spaced Over 48"
Returnable Yes
Shape Square

Weights and Dimensions

Depth (Inches) .625
Width (Inches) .625

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