Viega Prestabo insert 559168 22 mm x Rp 1/2, unalloyed steel, male end

Viega Prestabo insert 559137 15 mm x Rp 1/2, unalloyed steel, male end

Viega Prestabo insertion piece 559144 18 mm x Rp 1/2, unalloyed steel, insertion end

Viega Prestabo insert 559151 18 mm x Rp 3/4, unalloyed steel, male end

Viega Prestabo insert 559175 22 mm x Rp 3/4, unalloyed steel, male end