- Heavy-duty hitch rack that supports E-Bikes, MTB bikes, or bikes with fenders - Zero-frame contact, spring-loaded arms protect the frame, fork, and brake lines by only touching the tires - Compatible with wheel sizes from 24" - 29" with 3" tires, or 27.5" x 5" tires - Integrated locking cables secure bikes while a locking hitch pin secures the rack itself - Rear wheel riser block raises the rear wheel, preventing seat and handlebar interference - RV approved design is compatible with Class A, B, and C motorhomes - Heavy-duty design supports up to 80 lbs per bike - Easy, toll-free assembly right out of the box

The Piston ION is built for e-bike enthusiasts who crave adventure. With a robust 100 lbs per tray capacity (adjusted for RV and off-road use), it securely carries two e-bikes on a 2” hitch without touching the frame. Its aluminum ramp and FastFit wheel chock system make loading simple, while compatibility with RVs and off-road setups ensures it’s ready for any terrain. Designed to accommodate a wide range of wheel sizes and tire widths, it’s the ultimate companion for any ride. - Carries two e-bikes with zero frame contact and up to 100 lbs per tray - Includes aluminum ramp and FastFit chock system for easy loading - Supports wheel sizes from 18” to 29” and tires up to 4.8” wide - RV-compatible and off-road approved for versatile adventures

The Piston® Pro features some of the same great features as The Piston® Pro X minus a few bells and whistles. Features like all metal construction, OneTap™ hydro-pneumatic tire arms that make no contact on the bike frame, and tool-free wheel chock slides. But don't worry, this thing still sings. - All metal construction - OneTap™ hydro-pneumatic tire arms - No frame contact - Patented FastFit™ tool-free wheel chock system - Patented PedalPivot™ - Patented Flatlock™ hitch cam - No Worries Limited Warranty - 2 – Bike capacity (Add-ons Available) - 67 lbs. per tray on 2” 2-bike, 60lbs. for 1.25” version - 42 lbs. per tray on chassis mounted RV hitch (see limited warranty for details) - 53” Max wheelbase - 5” Max tire width