Add a small guardrail or widen the bed plate Yanbian(ask customer service 150*60 three-sided splicing single bed thickened steel mute 150*70 three-sided splicing single bed thickened steel mute 150*80 three-sided splicing single bed thickened steel mute 150 * 80 three-sided splicing single bed thickened steel mute 150 * 80 three-sided splicing single bed thickened steel mute 150 * 80