Replaces the bolt and protects the rifle chamber during cleaning. Rubber O-ring seals out bore solvent and eliminates contamination to the action, trigger or magazine. Long-wearing, aluminum rod guide collar with threaded, brass adjustment pin gives quick adjustment to any action length. 10" Rod Guide provides hand clearance under the eyepiece with short and medium length scopes. Requires cleaning rod 10" longer than barrel length. 13" Rod Guide gives additional clearance with long varmint and target scopes. Requires cleaning rod 13" longer than barrel length.

SPECS: Aluminum rod and guide collar, brass adjustment pin. 10" (25cm) or 13" (33cm) long. Fits most centerfire bolt action rifles. Includes spare O-rings and O-ring assembly tool.