Channel-Mount Coupler Hardware Kit #25388
Includes bolts for attaching a CURT channel-mount coupler to a channel
Compatible with CURT channels #48610 or #48650, and any CURT channel coupler
Features grade-8 bolts for a solid mount
Notes:

Includes two 5/8" x 4-3/4" hex bolts, two 5/8" nylock hex nuts and four 5/8" flat washers