The XM8 abandoned the standard Picatinny rail for attachment of weapon accessories, in favor of a new standard referred to as PCAP (Picatinny Combat Attachment Points), small oval holes …

Nov 17, 2010 · The PCAP's were developed by HK GmbH for the XM8 to provide quick attach/release and return to zero. The idea was mine based on the proven mounting interface …

The XM8 instead uses a proprietary attachment system known as PCAP (Picatinny Combat Attachment Points), which take the form of oval-shaped holes in the handguard. Despite the …

Dec 3, 2022 · The XM8 featured some fairly advanced features, including an integrated red dot/IR laser produced by Insight and a rail system known as PCAP. PCAP stands for Picatinny …

Jan 16, 2022 · The XM8 system grew out of the U.S. Army’s XM29 program in search of a successor to the in-service M4, and here is a behind-the-scenes look at Heckler & Koch's …

XM8 abandons the standard MIL-STD-1913, for attachment of weapon accessories, in favor of a new standard referred to as PCAP (Picatinny Combat Attachment Points), small oval holes on …

Aug 5, 2021 · PCAP stands for Picatinny Combat Attachment Points. This was a modular rail system similar to M-LOK or Keymod and allowed users to mount rails exactly where they …

Apr 13, 2024 · But thought I’d start a thread for any one who has one or wants to share XM8 related items they have. Here’s my XM8 Carbine model. I have for it the prototype beta mag & …

Feb 12, 2012 · The HK designed PCAP mount provided superior return to zero capability than the MIL STD 1913 or new NATO rails and with far less to no increased weight. And yes you could …

The XM8 is an experimental assault rifle manufactured by Heckler & Koch for the U.S Army. It was slated to replace the M16 family of weapons, but these plans have now been abandoned. …