2-Pack MaxxHaul Towing Products Tandem Wheel Chock/Lock (70074) $5.95 + Free Shipping w/ Prime or on $35+

Amazon [amazon.com] has 2-Pack MaxxHaul Towing Products Tandem Wheel Chock/Lock (70074) for $5.95. Shipping is free w/ Prime or on $25+ or $35+ orders (minimum requirement varies by location).

Product Description from Store

• Tandem wheel chocks are designed with scissor action to lock Tandem wheels in place to prevent rolling, front to back motion or theft.Fit Type: Universal Fit
• When installed and engaged, the trailer wheels work against each other to minimize or stop any motion
• Extends from 1-1/2" to 6". collapses to 16" x 4-1/2" x 3
• Wheel chocks can be locked in place with a Padlock (not included) to deter theft of both Chock and trailer
• Heavy duty all Steel Construction with corrosion resistant zinc finish. Ideal for your Tandem wheel trailers, motor homes, campers
• Spreads to a maximum of 6