SONOR
SONOR GBMP2-1 Chromatic Extension for GBMP1-1 Deep Bass Metallophone – Primary Series
SONOR GBMP2-1 Chromatic Extension for GBMP1-1 Deep Bass Metallophone – Primary Series
AAA Band Instrument Rentals - Norwalk
20 Fitch Street
Norwalk CT 06855
United States
Nationwide shipping · Expert help: 203-416-6359
30-day returns on eligible new merchandise. Conditions and exclusions apply.
Choose options
Nationwide shipping · Expert help: 203-416-6359
30-day returns on eligible new merchandise. Conditions and exclusions apply.
Nationwide shipping · Expert help: 203-416-6359
30-day returns on eligible new merchandise. Conditions and exclusions apply.
SONOR GBMP2-1 Chromatic Extension Set adds matching Primary Series steel alloy accidental bars to the GBMP1-1 Deep Bass Metallophone for full chromatic deep bass coverage.
- Large-scale steel alloy accidental bars — tonal match to the GBMP1-1
- Adds chromatic accidentals for full deep bass chromatic range
- Compatible exclusively with the SONOR GBMP1-1
- Primary Series classroom durability
- German craftsmanship — SONOR, founded 1875
Complete the chromatic deep bass metallophone range of your GBMP1-1 for full Orff ensemble use.
A LITTLE CLARITY GOES A LONG WAY
A little confidence before you click Buy.
Answers to the questions that matter before you buy.
Do you ship across the country?
Yes—we sell and ship instruments and accessories throughout the U.S. Orders are carefully packaged and insured, with tracking sent after shipment. See our shipping policy for delivery details and address restrictions.
When will my order ship?
Orders are normally processed within 24 hours during business hours, Monday–Friday. High-volume periods, special orders, and availability can affect timing. Contact us before ordering if you have a performance deadline.
Can you help me choose between models?
Absolutely. Tell us what you play, your experience level, budget, and goals. We can help compare models and accessories before you place your order. Call 203-416-6359.
What if my purchase isn’t the right fit?
Most new merchandise can be returned within 30 days of delivery with prior authorization. Original condition and included materials are required. Shipping deductions, sanitation fees, and exclusions apply. Used, special-order, final-sale, and hygiene-sensitive items have different terms. Read our full return policy before purchasing.