Magpul MAG540-BLK QD Sling Swivel 1.25″ Black

Description

The Magpul MAG540-BLK is a push-button quick-detach sling swivel designed for 1-1/4″ webbing and standard QD sling attachment points. It uses a manganese-phosphate finish over steel to provide a durable, corrosion-resistant interface for slings. The swivel is compatible with MS1 slings and MS1 MS4 Adapters to support two-point or convertible carry configurations. Made in the USA, it is intended as a compact, reliable sling attachment solution.

Key Specifications

• Constructed from steel with a manganese-phosphate finish for durability.
• The loop accommodates 1.25″ webbing for common sling widths.
• Finished in black for a subdued appearance.
• Marketed model is the MAG540-BLK Sling Swivel.
• Classified as a Swivel in sling hardware.
• Subcategory: Sling Hardware.
• Designed to interface with QD sling attachment points via a push-button release.
• Compatible with MS1 Sling and MS1 MS4 Adapter for multiple sling configurations.
• Manufactured in the USA.

Whether assembling a two-point carry or a convertible sling setup, the MAG540-BLK offers straightforward quick-detach operation and robust construction. Its compact profile and standard loop size make it a practical choice for users who value reliable, low-profile sling attachment hardware.