Takes a bit to get used to as it is quicker than regular syringe. A real timesaver with one time loading medicine. Easy to adjust for correct weight administration. Better for environment with no plastic syringes used.

I bought it for having a spare just in case something went wrong with one I use

Best thing I ever had while give vaccines just set it and your ready go just inject then squeeze handle then your done and ready for next yearling or cow

Purchased 3 for multiple vaccinations. Yes, worth the investment, easy, accurate and safe injections.

I bought 3 from Jeffer's around 7years ago. Two 50ml and one 25ml. They have worked great and continue to function well. Use them for vaccines and antibiotics. I always wash them after use with hot water and dawn. Do a good job of rinsing with distilled w