A ladder of fixed length and requires a means of support. The sidepieces (rails) may be tapered or flared near the bottom.
NSN 5895-00-402-6832
NSN 2925-01-534-7314
NSN 6645-00-474-5689
NSN 6105-00-179-0025
NSN 5935-01-142-2481
NSN 5996-01-651-7581
NSN 5985-00-815-6291
NSN 6130-01-155-8174
NSN 5905-01-023-4759
NSN 5895-01-096-5291
NSN 5945-01-231-9607
NSN 5910-01-043-5265