1001TLL, PTFE Luer lock, volume 1 mL, needle size (not included) Pricing 26208 1001TLL, PTFE Luer lock (with slots), volume 1 mL, needle size (not included) Pricing 20998 1002TLL, PTFE Luer lock, volume 2.5 mL, needle size (not included) Pricing 26209