Cable Railing Line Post Kit – 3 in x 3 in Square w/ Welded Base Plate (Non-Terminal)

$99.52$110.08

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3 in x 3 in aluminum cable railing line post (non-terminal) provides a clean, structural support point between cable anchoring posts.

This welded base plate post is non-drilled for maximum flexibility in cable spacing, stair angles, and custom layouts across residential and commercial cable railing systems.

  • Non-terminal line post (no cable anchoring)
  • 3 in x 3 in square aluminum post with welded base plate
  • Non-drilled for custom cable layouts or stair applications
  • Available in multiple heights and colors
  • Mechanical installation with included mounting hardware
  • 10-year finish warranty
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Description

Cable Railing Line Post Kit – 3 in x 3 in Square w/ Welded Base Plate (Non-Terminal)

Cable Railing Line Post Kit – 3 in x 3 in Square (Non-Terminal) is designed to be used between terminal posts where cable anchoring is not required. The non-drilled post body allows installers to control cable spacing, accommodate stair angles, or apply custom drilling layouts.

Constructed from heavy .093 wall aluminum with a factory-welded base plate, this post delivers a clean architectural appearance with long-term structural reliability for both Residential and Commercial cable railing applications.

What’s Included

  • 3 in x 3 in square aluminum line post (non-drilled)
  • .093 wall thickness
  • Factory-welded aluminum base plate
  • Pyramid-style post cap
  • Color-matched post mounting hardware

Compatibility

  • Aluminum cable railing systems
  • Use between terminal posts where cable anchoring is not required
  • Compatible with aluminum cable railing frames
  • Can be paired with wood railing frames or top caps
  • Residential and commercial deck, balcony, and stair applications

Important Installation Notes

  • Non-terminal line post (does not anchor cable ends)
  • Non-drilled post allows custom cable spacing or stair-angle drilling
  • Post height can be cut down on site using standard metal cutting tools
  • Designed for surface-mounted installations using the welded base plate
  • Base covers available separately (low-profile style)
  • Always verify local building code requirements prior to installation

Who This Is For

  • Installers needing intermediate support between cable terminal posts
  • Contractors building stair or angled cable railing systems
  • Projects requiring flexible cable spacing or custom layouts
  • Residential or commercial cable railing installations

System Benefits

  • Heavy-wall aluminum construction with welded base plate for strength
  • Non-drilled design maximizes layout flexibility
  • Clean architectural appearance with square profile
  • Powder-coated finish resists corrosion and weathering
  • Engineered for long-term performance in outdoor environments

Warranty

  • 10-year finish warranty

Shipping

  • Shipping calculated at checkout (orders over $249 ship free)

Additional information

Weight 96 oz
Dimensions 3 × 3 in
Post Height

38 in. (used w/ 36 in. railing), 44 in. (used w/ 42 in. railing)

House Colors

White, Charcoal Bronze, Hammered Black, Smooth Matte Black, Desert Tan / Clay, Mill (raw unfinished)

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