ALFA GATE dental implants
With 30+ years of global success, Alfa Gate offers dental innovations, education, and premium-quality products in 60+ countries.
Introduction
The Concave Ball Attachment Ø4.2 mm is a precision-machined titanium overdenture attachment designed for SP platform implants. Its concave head geometry enhances retention stability and prosthetic seating while supporting predictable removable prosthetic performance.
Technical Specifications
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Platform Compatibility: SP Platform — Internal Hex 2.42 mm, 45° interface
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Head Diameter: 4.2 mm
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Height Options: 1 mm / 2 mm / 3 mm / 4 mm
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Material: Medical-grade titanium
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Connection Type: Internal hex
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Retention Type: Overdenture attachment
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Recommended Torque: 25 Ncm
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Driver: 1.25 mm hex driver
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Restoration Type: Removable overdenture prosthetics
Key Features & Benefits
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Concave retention design — improves overdenture stability and seating accuracy
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Low-profile height options — adapts to gingival thickness and prosthetic space
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Titanium construction — high mechanical strength and long-term durability
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Precision interface — stable connection and reduced micromovement
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Platform-specific compatibility — optimized for SP internal hex systems
Frequently Asked Questions
Q — What is the advantage of a concave ball design?
It enhances prosthetic retention and improves stability of removable restorations.
Q — Which implants is this compatible with?
SP platform implants only.
Q — What torque should be applied?
25 Ncm using a 1.25 mm hex driver.
Q — Is this used for fixed restorations?
No. It is designed for removable overdenture solutions.
