Sinclair - Comparator Nut Borescope x 3/8" long) and freely

x 3/8" long) and freely interchange in all Redding Bushing style Neck Sizing Dies

The Area 419 Funnel’s interchangeable heads thread onto the funnel and are neck diameter specific for each caliber (color coded to keep track of them)

Sig Sauer Romeo4

Installation of the BT07 is friction-fit and requires no tools

062” and 0

Sinclair - Comparator Nut Borescope x 3/8" long) and freelySPECS Hex Model #1 has holes bored and throated for 22 Caliber (0. 224), 6mm (0. 243), 25 Caliber (0. 257), 6. 5mm (0. 264), 7mm (0. 284), and 30 Caliber (0. 308) Hex Model #2 has holes bored and throated for 17 Caliber (0. 172), 20 Caliber (0. 204), 22 Caliber (0. 224), 270 Caliber (0. 270), 30 Caliber (0. 308) and 338 Caliber (0. 338) Sinclair has been making these hex style bullet comparators for over 20 years. The holes in the Sinclair Bullet