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46AHD - Heavy Duty Adjustable Base Flange

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Material/Finish: Aluminum Magnesium

Product Description

The Hollaender Speed-Rail® 46AHD – Heavy Duty Adjustable Base Flange is a reinforced, high-strength mounting flange designed for floor or platform installations where the connected pipe must be set at a variable angle. Unlike fixed-angle base flanges, the 46AHD features an adjustable slip-on barrel, allowing the post or rail to be aligned precisely to match slopes, ramps, or non-standard layout conditions.

Its heavy-duty construction provides increased load capacity compared with standard adjustable flanges, making it suitable for structural or high-traffic installations. The pipe is secured using zinc-plated set screws, eliminating the need for welding or threading. Constructed from corrosion-resistant aluminum-magnesium alloy, the 46AHD delivers long-term durability for indoor and outdoor environments. Always verify the correct IPS pipe size before ordering.

Key Features

  • Adjustable-angle base flange for posts on slopes or uneven surfaces
  • Heavy-duty design provides added strength and stability
  • Slip-on installation—no welding or threading required
  • Constructed from corrosion-resistant aluminum-magnesium alloy
  • Secured with zinc-plated set screws
  • Four-hole mounting plate for secure attachment to floors or platforms
  • Compatible with Hollaender Speed-Rail® modular pipe systems

Common Applications

  • Posts for railing systems installed on ramps or sloped surfaces
  • Industrial or commercial guardrails requiring adjustable alignment
  • Architectural framing where standard perpendicular mounting is not possible
  • Equipment guarding and machine enclosure bases
  • Retrofit projects requiring adjustable mounting capability

Specs / Compatibility

  • Fitting Type: Heavy Duty Adjustable Base Flange (46AHD)
  • Material: Aluminum-Magnesium Alloy 535
  • Finish: Natural Aluminum-Magnesium
  • Adjustment: Slip-on rotatable barrel for variable angle placement
  • Mounting: Four-hole heavy-duty base plate — consult chart for hole spacing
  • Connection: Slip-on mechanical joint with zinc-plated set screws
  • Note: Verify correct IPS pipe size before ordering

What’s Included / Hardware

  • One Hollaender Speed-Rail® 46AHD Heavy Duty Adjustable Base Flange
  • Zinc-plated set screws included
  • Note: Anchoring bolts for the mounting surface are not included

Care & Maintenance

Clean periodically with mild soap and water. Inspect and retighten set screws as required. Avoid abrasive cleaners that may damage the aluminum-magnesium finish.

Shipping & Availability

Ships via UPS or FedEx. Orders usually process promptly. Always confirm correct IPS pipe size and required adjustability before ordering.

Need Help?

Need help choosing the right part? Visit our Contact Us page or call to speak with a specialist.

1

Material/Finish Pipe Size SKU MFR Part No Description Price Qty Unit
Aluminum Magnesium
46AHD - Heavy Duty Adjustable Base Flange 1-1/4" IPS 27990 Ships within 24-48 hours, Local pickup available [27990] 46AHD - Heavy Duty Adjustable Base Flange (1-1/4" IPS) Spec Sheet PDF image

$

98.22

EACH

46AHD - Heavy Duty Adjustable Base Flange
46AHD - Heavy Duty Adjustable Base Flange

1-1/2" IPS

28990

MFR No. 46AHD-8

Ships in 3-4 weeks Spec Sheet PDF image

$

98.22

EACH

1-1/2" IPS 28990 Ships in 3-4 weeks 46AHD-8 [28990] 46AHD - Heavy Duty Adjustable Base Flange (1-1/2" IPS) Spec Sheet PDF image

$

98.22

EACH

Product Description

The Hollaender Speed-Rail® 46AHD – Heavy Duty Adjustable Base Flange is a reinforced, high-strength mounting flange designed for floor or platform installations where the connected pipe must be set at a variable angle. Unlike fixed-angle base flanges, the 46AHD features an adjustable slip-on barrel, allowing the post or rail to be aligned precisely to match slopes, ramps, or non-standard layout conditions.

Its heavy-duty construction provides increased load capacity compared with standard adjustable flanges, making it suitable for structural or high-traffic installations. The pipe is secured using zinc-plated set screws, eliminating the need for welding or threading. Constructed from corrosion-resistant aluminum-magnesium alloy, the 46AHD delivers long-term durability for indoor and outdoor environments. Always verify the correct IPS pipe size before ordering.

Key Features

  • Adjustable-angle base flange for posts on slopes or uneven surfaces
  • Heavy-duty design provides added strength and stability
  • Slip-on installation—no welding or threading required
  • Constructed from corrosion-resistant aluminum-magnesium alloy
  • Secured with zinc-plated set screws
  • Four-hole mounting plate for secure attachment to floors or platforms
  • Compatible with Hollaender Speed-Rail® modular pipe systems

Common Applications

  • Posts for railing systems installed on ramps or sloped surfaces
  • Industrial or commercial guardrails requiring adjustable alignment
  • Architectural framing where standard perpendicular mounting is not possible
  • Equipment guarding and machine enclosure bases
  • Retrofit projects requiring adjustable mounting capability

Specs / Compatibility

  • Fitting Type: Heavy Duty Adjustable Base Flange (46AHD)
  • Material: Aluminum-Magnesium Alloy 535
  • Finish: Natural Aluminum-Magnesium
  • Adjustment: Slip-on rotatable barrel for variable angle placement
  • Mounting: Four-hole heavy-duty base plate — consult chart for hole spacing
  • Connection: Slip-on mechanical joint with zinc-plated set screws
  • Note: Verify correct IPS pipe size before ordering

What’s Included / Hardware

  • One Hollaender Speed-Rail® 46AHD Heavy Duty Adjustable Base Flange
  • Zinc-plated set screws included
  • Note: Anchoring bolts for the mounting surface are not included

Care & Maintenance

Clean periodically with mild soap and water. Inspect and retighten set screws as required. Avoid abrasive cleaners that may damage the aluminum-magnesium finish.

Shipping & Availability

Ships via UPS or FedEx. Orders usually process promptly. Always confirm correct IPS pipe size and required adjustability before ordering.

Need Help?

Need help choosing the right part? Visit our Contact Us page or call to speak with a specialist.