Square End Cap with M8 Thread in Satin Stainless Steel and Black Matte Powder Coat finishes

1.57" Square M8 Threaded End Cap | 316 SS or Black Powder-Coated 304 SS — in satin stainless steel

Square End Cap with M8 Thread — Black Matte Powder Coat

1.57" Square M8 Threaded End Cap | 316 SS or Black Powder-Coated 304 SS — product detail

Square M8 Threaded End Cap | 1-9/16" | Satin 316 SS or Black Powder-Coated 304 SS

Name: Square M8 Threaded End Cap | 1-9/16" | Satin 316 SS or Black Powder-Coated 304 SS
Brand: Inline Design
SKU: EC.SQU.026.HOL
Price: 14.86 USD
Availability: InStock

EC.SQU.026.HOL

$21.23 $14.86 Save 30%

Shipping calculated at checkout.

Finish

Satin 316 Stainless Steel

Black Powder-Coated 304 Stainless Steel

Quantity

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Stainless Steel Care Advisory Products or variants containing exposed stainless steel offer excellent corrosion resistance but are not rust-proof or stain-proof. Periodic cleaning and maintenance are required, especially in coastal, poolside, and high-chloride environments. See our Stainless Steel Disclaimer and Care & Maintenance Guide.

The Square End Cap with M8 Thread closes off the open end of 1-9/16" (40 × 40 mm) square handrail tube and adds a central M8 threaded hole for mounting accessories or fixings — keeping assembly simple with a clean, finished appearance.

Quick Product Highlights

Product	Square M8 Threaded End Cap
Category	Handrail Parts
Finish Options	Satin 316 Stainless Steel and Black Powder-Coated 304 Stainless Steel

Details

Fits	1-9/16" (40 × 40 mm) square tube
Tube Wall	12 gauge / 0.102" / 2.6 mm
Lead Time	Black powder-coated 304 stainless steel is made to order and typically ships in 1–2 weeks.

Links & Downloadable Materials

Square End Cap Threaded Hole Drawing

Explore our range of modern railing systems including cable railing systems, glass railing systems, and stainless steel railings — perfect for indoor and outdoor applications.

Our Flush angles and handrail tube fittings are design to have a seamless trAISItion to our posts and and handrail tubes. Designed for a flush fit to provide you with a simple and clean way to join tubes together to meet meet the structural strength requirements for handrail, guardrails and ADA rails.

Installation is quick and easy, simply glue the ends with a high strength epoxy glue (i.e.,JBWeld) and insert into your tube and leave to set

Round Tubing

Tube Outside diameter: 1.67”
Tube Inside diameter: 1.57”
Tube thickness: 0.102"
Dimensional Drawing

Square Tubing

Tube Outside dimensions: 1.57" x 1.57"
Tube Inside dimensions: 1.47” x 1.47”
Tube thickness: 0.102"
Dimensional Drawing

What is included in the kit?

(1) Fitting or Flush Angle or Fitting

Details:

SupportsADArequirements
For Commercial or Residential
AISI 316Premium-grade stainless steel
FinishASTM A480No 4 linearly textured satin finish

Links & Downloadable materials:

Square Fittings:

Flush Angle 90º Female/Male - FA2.090.157 -Dimensional Drawing
Flush Angle 90º Male/Male - FA.090.157 -Dimensional Drawing
Flush Angle 180º - FA.180.157 -Dimensional Drawing
Flush Angle - Adjustable - FAA.000.157 -Dimensional Drawing
Pivot Flange - PVT.FLG.SQR -Dimensional Drawing
Base Flange Sleeve - BFS.167.000 -Dimensional Drawing
Wall Flange - SFL.157.000 -Dimensional Drawing
Base Cover - BC.157.001 -Dimensional Drawing

Round Fittings:

Flush Angle 90º Male/Male - FA2.090.167 -Dimensional Drawing
Flush Angle 90º Female/Male - FA3.090.167 -Dimensional Drawing
Flush Angle 135º - FA.135.167 -Dimensional Drawing
Flush Angle - 180º - FA.180.167 -Dimensional Drawing
Flush Angle Adjustable - FAA.000.167 -Dimensional Drawing
Pivot Flange - PF.167.000 -Dimensional Drawing
Wall Flange - WF.167.000 -Dimensional Drawing
Base Cover - BC.167.000 -Dimensional Drawing
Round Tube Adapter - TAD.167.001 -Dimensional Drawing