110 - Elbow (M/ø)

120 - 3-way connector type 'L' (M/ø/ø)
130 - 3-way connector type 'T' (ø/M/ø)

140 - Elbow 45o (M/ø)
141 - 4-way connector (M/ø/ø/ø)
160 - Elbow (ø/ø)
170 - 3-way connector (ø/ø/ø)

180 - 4-way connector (ø/ø/ø/ø)