The vacuum extension wand fits many vacuum only accepting 1 1/4 inch (1.25") (32mm) inner diameter vacuum attachments. Not Fit For 1 1/2, 1 7/8, 2 1/2 inner diameter, please measure your diameter of your vacuum hose or wand brfore purchase for a perfect fit.
The inner diameter of the large end is 32mm, the outside diameter of the small end is 31mm. Work with 1-1/4inch(32mm) hose end
The inner diameter of the large end is 1 1/4 inch (1.25") (32mm), the outer diameter is about 1.34" (34mm). So the outside diameter of the vacuum attachments you want to attached with the large end should be 1.22" (31mm) or 1.21 (30.7mm), inner diameter should be 1.37"(35mm).
Fit many vacuum brands including Eureka, Electrolux, Kirby, Shop-Vac and more
3 Pcs 1.25inch 14.6 inch Vacuum Extension Wand