Camp Chef Apex 24-Inch Pellet Grill W/ Gas Kit and Sidekick - PG24HGSK. PG24HGSK. Pellet Grills & Wood Pellet Smokers. Cook what you want - how you want! The 24-Inch Apex Grill is a griller's fantasy, conjoining an ever-popular wood pellet grill and a time-tested propane grill to bring you a patio experience unlike anything you've encountered. On one unit, in a single chamber, griller's will be able to switch fuel sources with a twist if a knob. So whether it's a quick one-two with grilled chicken using the propane option or encapsulating a well-earned smoke ring on a 15 lbs. brisket with the smoker, the Apex galvanizes the grill master within.