The type of gun finally adopted was a muzzle-loading weapon which fired projectiles with external studs which engaged with the rifling.
ðə tˈaɪp ʌv ɡˈʌn fˈaɪnəli ɐdˈɑːptᵻd wʌzɐ mˈʌzəllˈoʊdɪŋ wˈɛpən wˌɪtʃ fˈaɪɚd pɹədʒˈɛktəlz wɪð ɛkstˈɜːnəl stˈʌdz wˌɪtʃ ɛŋɡˈeɪdʒd wɪððə ɹˈaɪflɪŋ.