Steel Sofa Angle Adjuster Hinge 3/5 Gears 54–180° Backrest

$32.92 $37.21

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Steel Sofa Angle Adjuster Hinge – 3/5 Gears, Up to 180°

Upgrade your folding furniture with this heavy-duty steel sofa angle adjuster hinge. Engineered with a smooth spring-driven mechanism, it lets you effortlessly set the backrest, armrest, or seat to your preferred angle — locking firmly into position at any of up to 7 adjustable combinations between 54° and 180°. Built from high-quality iron/steel, this hinge is sturdy, durable, and designed with smooth, rounded edges for a safe, polished finish.

Made in Mainland China.

Key Features

Multi-Gear Adjustment: 3-gear (45° increments) and 5-gear (90° / 180°) options — 7 angle combinations in total for maximum versatility.
Spring-Driven Mechanism: Allows smooth, one-handed adjustment of backrests, armrests, pillows, and seat angles.
Durable Steel Construction: Made from high-quality iron/steel material for long-lasting everyday use.
Safe Smooth-Edge Design: No sharp edges or corners — safe for all household environments and users.
Wide Compatibility: Ideal for sofas, beach chairs, fishing chairs, folding beds, recliners, and other folding furniture.

Specifications

Material	Steel / Iron
Weight	210 g
Length	15 cm / 5.90 in
Diameter	16 mm / 0.63 in
Thickness	2 mm / 0.08 in
Gear Part Thickness	2.3 mm / 0.09 in
Hole Size	6.5 mm / 0.26 in
Angle Range	54° / 90° / 180° (7 combinations)
Color	As shown in images

Package Contents

1 × Folding Sofa Hinge / Angle Adjuster Joint

Frequently Asked Questions

Q: What furniture types are compatible with this sofa angle adjuster hinge?

A: This steel sofa hinge is suitable for a wide range of folding furniture including sofas, recliners, beach chairs, fishing chairs, folding beds, and similar adjustable furniture pieces. As long as the mounting dimensions match, it can be integrated into most spring-hinge backrests and armrests.

Q: How many angle positions can the hinge be locked into?

A: The hinge supports up to 7 angle combinations. The 3-gear variant locks at 45° increments up to 54°, while the 5-gear variant supports settings up to 90° or 180°, giving you flexible positioning to suit different seating preferences.

Q: Is installation easy, and what tools are needed?

A: Installation is straightforward. The hinge features 6.5 mm mounting holes that accept standard bolts/screws. A basic screwdriver and appropriate bolts (not included) are all you need to secure it to your furniture frame. Always measure your existing hardware before ordering to ensure compatibility.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.

We prioritize quality in selecting the materials for our items, choosing premium fabrics and finishings that ensure durability, comfort, and timeless appeal.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.