Surco IncAnswer
Jul 29, 2026 - 12:01 PM
The 504B is the taller 66" version with 1.5" hooks. It is designed for higher RV bunks with thicker bunk rails that need a larger hook opening.
What is the difference between the 503B and 504B? 66" Bunk Ladder | 1 ½" Hook RV
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Open Jul 29, 2026 - 12:01 PM
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66" Bunk Ladder | 1 ½" Hook
" 66" Bunk Ladder | 1 1/2" Hook Easily access the bunk bed in your RV with Surco's 250 pound capacity, 66 inch tall, 12-3/4 inch wide (overall) lightweight aluminum bunk ladder. Surco bunk ladders are manufactured with 1-inch heavy-gauge aluminum tubing for exceptional strengt
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