Stirrers Blade PTFE 10 mm For Flask Capacity (mL) 5000. Size 0024. Approx. Height x Width (mm) 24 x 130. Minimum FlaskCenter Neck SizeTS SJ 29/42 35/25 PTFE stirrer blade for 786500 shafts. Blade is 1/8 thick. All 612000 through 612200 reaction flasks tak