5KGS stainless steel counterweight (Ø20mm bore)
Mirror polished, H29.6mm, Ø20mm bore, OD169mm; compatible with Ø18mm shafts. Screw color: red or green, random.
Ø18mm: Sky-Watcher HEQ5 / NEQ6 / EQ6-R, Takahashi EM11 / EM200,and other equatorial mounts.
Ø20mm: Sky-Watcher, iOptron, Vixen Polarie Star, GP2, EQ3-W/P, ZEQ25, iEQ30 / Pro, Celestron AVX, and other equatorial mounts.