Comparison : Item # 520551, Hose clamp, dust hose
Item # 516101, Dust hose
Item # 515631, Dust hose for optional 3.5 ft³ pressure vessel
Item # 551522, Screw, #10-32 x 1/2" (2 required)
Item # 761801, Adapter, dust hose, 6" O.D. x 10 1/8" I.D., DCM-200