Description Product Specifications 6.8mm AR-15 Lug Recess & Chamber Cleaning Kit Comes with CHR Chamber Rod, LC-1 Lug Recess Cleaning Head, DS-1 Delrin Rod Sleeve, CT-1 Cotton Cleaning Rolls – 50 Pack, CH-6.8 Chamber Brush, MP-16 Chamber Mop and GB-5 Double Ended Brush Makes cleaning the critical yet hard to reach area simple and easy. Packaged in clear plastic tube with hang cap.