The ProMag HECA10 is a 40-round replacement or spare magazine for H&K HK93 rifles. It features a black polymer body and follower, with a heat-treated chrome-silicon wire spring designed for smooth feeding. This magazine is made in the USA.

Key Specifications

• The magazine fits H&K HK93 rifles.
• It is chambered for .223 Rem./5.56 NATO cartridges.
• The magazine capacity is 40 rounds.
• The body is constructed from black polymer.
• The follower is made from polymer.
• The spring uses heat-treated chrome-silicon wire.
• The model is identified as HECA10 Standard.
• The magazine is made in the USA.

With its stated HK93 fit, 40-round capacity, polymer construction, and durable spring design, the ProMag HECA10 provides a practical option for maintaining a compatible rifle setup with a dedicated spare magazine.