Precision ridgeless double portafilter basket – convex bottom, 70 mm border, 715 holes of 0.30 mm. IMS #B702TCH24E. Specifications: Capacity: 12/18 g Border: 70 mm Body: 60 mm for 58 mm tamper Holes: 715 × 0.30 mm Material: AISI 304 stainless steel Compatibility: E61 group machines and standard 58 mm portafilters (Ascaso, Bezzera, BFC, Bianchi, Brasilia, DID, ECM, Expobar, Faema, Fiorenzato, Grimac, Iberital, La Nuova Era, La Scala, L'Orchestrale, Quality Espresso, Rocket, Royal, Sab Italia, Sanremo, VFA, VIBIEMME, Wega) Installation: Insert basket into portafilter Recommended for qualified technician.