By adding a compact wing to the Pony Pac, you have the Companion BC, an ultra-compact travel BC. The Companion BC is 40% lighter than traditional BCs weighing in at only 5 lbs (2.3 kg). Take advantage of the versatility that a removable air cell can offer.

• Back inflation design with 30 lbs (13.6 kg) of lift
• Two trim pockets, with hook and loop release tabs, hold up to 5 lbs. (2.3 kg) each
• Includes two standard length tank cam straps (p/n BP500)
• Fits cylinder diameters of 6.9 – 8.0” (175 – 203 mm)
• Rear pull dump on lower, right side
• Removable epaulette (airway hold down)
• Knife mounting grommets are ideal for Rook Knife (p/n KN500)
• Two-way adjustable sternum strap
• Extra-large thumb loops for cinching down shoulder straps

The Companion comes in 3 sizes: 
Small – p/n BC503C
Regular – p/n BC507C
X-Large – p/n BC509C