1-1/2"OD, 1-3/8ID Polycarbonate Plunger tube

The Standard 1-1/2"OD, 1-3/8"ID used in many of the Nerf Homemades that use the Captain Slug, Sillybutts etc plungers. 

Please verify your cut length - if you need something not listed, shoot me an email and I'll add the variant.