Southeast of Eureka in the Kootenai National Forest, the area surrounding Krinklehorn Peak, Krag Peak, Deep Mountain and Mount Petery has a great network of mountain bike trails that can form various loops. Starting from FS368, ascent east via TR#331 to the Whitefish Divide Trail (#26). Head north for a mile on the WDT and then west on the Locke Trail (#96). Either shorten the loop via the North Fork Deep Creek Trail #72 heading south back to FS368, or take the Williams Creek Trail (#73) heading north 7 mi. down to FS7019. At FS7019, pickup the Krinklehorn Peak Trail heading south 11.5 miles back to the trailhead.
Overall, Krinklehorn Peak / Williams Creek is the 25th most popular mountain bike trail of all 32 mountain biking rides in Montana.