Bel-Art Poly-Cone Polypropylene Universal Joint Adapter; 10⅝ in.

This precision-engineered adapter may be cut with a fine-tooth saw or sharp knife into various adapters, such as individual bushings, stirrer bearings, thermometer and gas inlet tube supports, drip-tips, funnels, trap connectors for tubing, etc.

• Forms a continuous standard taper inside and out, from top to bottom

• Allows connection of two equal or unequal tapered joints, a tapered joint and a straight tube, or two straight tubes

• Holds a vacuum when new and well-lubricated

• Withstands temperatures up to 121°C (250°F)

A few of the many uses:

(A) 35/50 to 30/50 (accommodates 34/45 to 29/42

(B) 30/50 to 25/50 (accommodates 29/42 to 24/40)

(C) 25/50 to 20/50 (accommodates 24/40 to 19/38)

(D) 20/50 to 15/50 (accommodates 19/38 to 14/35)

(E) 15/50 to 10/50 (accommodates 14/35 to 10/30)

(F) 10/20 to 5/20 (accommodates thermometers, glass tubing, etc.)