The Annex Channel attaches to the base of a Pioneer Series softshell tent, enabling you to add an annex room without using the C channel designated for your travel cover. This channel also serves as a replacement part if the original C channel included with your Pioneer Series tent is lost or damaged. Features: Easy Attachment: Simplifies annex room setup without interfering with the travel cover. Replacement Part: Ideal for replacing a lost or damaged C channel from your Pioneer Series tent.