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Made of borosilicate glass 3.3 by hand-blowing,heavy wall design,High Quality
The interchangable glass oint was grounded both by machine and hand to make a good seal
Can be used with glass flask with 24/40 or 29/42 male joint.
100% 45 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.
Delivery & Returns
We are proud to offer a 100% Satisfaction Guarantee 30-Day Risk Free Return Policy
We are confident you will be happy with your purchase. If for any reason the product does not meet your expectations, you may return it in its original condition with all original packing materials within 30 calendar days from the shipment date for an exchange or full refund of your purchase price, excluding shipping costs.
Please inspect your order immediately upon arrival. Do not dispose of the box or any packaging materials until you have inspected your order and are satisfied with the product you have received.