Package: btrfs-progs

"btrfs-progs" package binaries on CentOS:

/sbin/btrfs /sbin/btrfsck /sbin/btrfs-convert /sbin/btrfsctl /sbin/btrfs-debug-tree /sbin/btrfs-find-root /sbin/btrfs-image /sbin/btrfs-map-logical /sbin/btrfs-restore /sbin/btrfs-show /sbin/btrfstune /sbin/btrfs-vol /sbin/btrfs-zero-log /sbin/mkfs.btrfs

You may install this package on CentOS with yum install btrfs-progs