Andersen Ultimate 5th Wheel Rail Mount
A light rail mount hitch for short and long bed trucks, for owners who want to pull the head out between trips.
Amazon $839.98$839.98
The Andersen Ultimate 5th Wheel Rail Mount is the better fifth wheel hitch overall, rated 4.3 to 3.8. The Andersen Ultimate 5th Wheel Rail Mount leads on capacity, price and weight. The Andersen Ultimate 5th Wheel Rail Mount costs $266.99 less ($839.98 vs $1,106.97).
Blue Ox BXR2100
A gooseneck mounted hitch for trucks with a ball in the bed and fifth wheels up to 21,000 lb.
Amazon $1,106.97$1,106.97
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Andersen Ultimate 5th Wheel Rail Mount for capacity (24,000 lb gross trailer weight vs 21,000 lb gross trailer weight), price ($839.98 vs $1,106.97) and weight (40 lb head vs 74 lb head).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every over 20,000 lb fifth wheel hitch; a clear win is highlighted. How we rank explains each one.
| Factor weight | Andersen Ultimate 5th Wheel Rail Mount | Blue Ox BXR2100 |
|---|---|---|
| Overall rating | 4.3/5 | 3.8/5 |
| Price 25% | 100 $839.98 | 80 $1,106.97 |
| Capacity 20% | 40 24,000 lb gross trailer weight | 10 21,000 lb gross trailer weight |
| Weight 15% | 100 40 lb head | 79 74 lb head |
| Features 20% | 60 full articulation, short bed ready | 60 full articulation, adjustable height |
| Warranty 20% | 100 limited lifetime warranty | 100 limited lifetime warranty |
Specifications
| Andersen Ultimate 5th Wheel Rail Mount | Blue Ox BXR2100 | |
|---|---|---|
| Capacity | ||
| Gross trailer weight | 24,000 lb | 21,000 lb |
| Pin weight | 4,500 lb | 5,000 lb |
| Head | ||
| Mount | Rails (or puck kit) | Gooseneck ball |
| Jaw | Kingpin coupler | - |
| Articulation | Fore, aft and side to side | Fore, aft and side to side |
| Adjustable height | - | Yes |
| Height | - | 17 to 19 in |
| Short bed ready | Yes | No |
| Build | ||
| Head weight | 40 lb | 74 lb |
| Warranty | Limited lifetime | Limited lifetime |
| Released | - | 2022-06 |