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BSRT Gears
7-Tooth Nylatron Pinion Gear (each) $1.50: 408-8-Tooth Nylatron Pinion Gear (each) $1.50: 410-20-Tooth Nylatron Crown Gear (each) $2.00: 411-21-Tooth Nylatron Crown Gear (each) $2.00: 412- ... Single-Sided Gear Saver (use with all BSRT pinion and crown gears) $1.50: HT303-Double-Sided Gear Saver (use with BSRT's long shaft Custom …