Letoto la JPCF letoto le le leng la ka hare le kentsoeng ka har'a likhoele tse otlolohileng tsa moea ke likhokahano tse potlakileng tsa pneumatic. E entsoe ka nickel e kentsoeng lisebelisoa tsohle tsa koporo, tse nang le khanyetso e ntle ea kutu, 'me e ka sebelisoa libakeng tse fapaneng tse thata tsa ho sebetsa.
Sehokelo sena se nka moralo oa khokahano e le 'ngoe, ho etsa hore ho be bonolo ho hokela le ho hakolla li-hoses kapele. Ka hare ho khoele ea eona e otlolohileng ka moralo e lumella khase hore e phalle hantle ka har'a lenonyeletso, e netefatsa hore phetiso ea moea e sebetsa hantle. E boetse e na le ts'ebetso e ntle ea ho tiisa, e ka thibelang hantle ho tsoa ha khase.
Lihokelo tsa letoto la JPCF li sebelisoa haholo lits'ebetsong tsa moea, joalo ka lisebelisoa tsa moea tse hatelitsoeng le mechini ea moea. Li ka sebelisoa mehala ea tlhahiso ea indasteri, tlhokomelo ea likoloi, ts'ebetso ea mochini le likarolo tse ling. Manonyeletso ana a bonolo ho kenya le ho sebetsa, a ka ntlafatsang haholo katleho ea mosebetsi.