ðə mˈʌzəllˈoʊdɪŋ ɹˈaɪfəl wʌz ˌɪntɹədˈuːst ˌɪntʊ sˈɜːvɪs ɪn ʃˈɪps ʌvðə ɹˈɔɪəl nˈeɪvi, ˈæftɚɹ ɛkspˌɛɹɪməntˈeɪʃən wɪð ɔːltˈɜːnətˌɪv ˈɑːɹməmənt sˈɪstəmz, ˈæftɚ ðə fˈeɪlɪɹ ʌvðɪ ˈɑːɹmstɹɔŋ wˈʌnhˈʌndɹɪdpˈaʊndɚ bɹˈiːtʃlˈoʊdɚz ɪnstˈɔːld ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti.
The muzzle-loading rifle was introduced into service in ships of the Royal Navy, after experimentation with alternative armament systems, after the failure of the Armstrong 100-pounder breech-loaders installed in 1860.