Shop › Boss SG-1 (Vintage) Image 1 of 6 Image 2 of 6 Image 3 of 6 Image 4 of 6 Image 5 of 6 Image 6 of 6 Boss SG-1 (Vintage) $550.00 sold out 1981 Boss Slow Gear SG-1 with original box!Super cleanConverted from 12v to 9vUS shipping or local pickup Get notified by email when this product is in stock. Sold Out Added! 1981 Boss Slow Gear SG-1 with original box!Super cleanConverted from 12v to 9vUS shipping or local pickup