Breakthrough Clean BT20GNBB Nylon Bristle Bore Brush 20 Gauge

Breakthrough Clean Nylon Bristle Bore Brush has a rugged brass core. Its stiff nylon bristles easily attack heavy fouling. Standard #8-32 thread (standard shotgun #5/16-27 thread on .410/28g/20g/12g)

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Model:	Nylon Bristle
Series:	Bore Brush
Gauge:	20 Gauge
Bristle Type:	Nylon
Material:	Brass Core
Purpose:	Attack Heavy Fouling
Thread Pattern:	#8-32