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SANWA 40mm/1.57in Trackball, Replacement Ball GMATB39, GMAWTB40, GMABTTB41, Kensington Orbit Fusion, and Other Compatible Trackball Mice, Glossy Green
✅ In stock
⭐ Lowest price we've tracked
D
Grade
Analysis Confidence
100%
🏷️ Price includes Coupon savings
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Aug 30, 2026 2:21 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
😐 Weak Deal- 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
- 💰At 10% off its standard going rate, this offer delivers clear value for the money.
- 🏷️The retail sticker price has been slashed by 69% — a steep markdown from the official listing.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
11.2/28
Recent Value
3.92/22
Market Standing
5.08/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
SANWA
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓【Fit in 40mm Trackball Mouse】- This replacement ball is designed for any trackball mouse using a 40mm/1.57 inch trackball. Compatible with models like SANWA: GMAWTB40, GMABTTB41, MATB39; Kensington: Orbit Fusion(K75326WW), K70990WW, K72675WW, K72337US, K70991WW, K70990WW, Orbit K64327F. Note: This ball is Not suitable for Trackman T-RB22 mouse (which uses 43mm/1.69" ball).
✓【Work with Optical Sensor】-This replacement trackball provides excellent optical sensors sensitivity. Comfortable for finger control and ensures a smooth & agile movement. Specialized in precise pointing, multi-screen work, file works, excel, data processing, and efficiency improvement.
✓【How to Remove the Ball】- This SANWA trackball replacement can be easily removed from the mouse bottom using your finger or a pen.
✓【Glossy Green Color】- Its surface is painted with a scratch-resistant coating and glossy green color for more effortless optical identification and smooth movement. Works Temperature: -40℃ to 60℃.
✓【Quick Cleaning Tips】- This mouse ball replacement part is simple to clean. Either use a soft brush or a lint-free fabric. Before replacement, we suggest that you can clean the inside ball hole to avoid possible erratic cursor movement.
⚙️ Specifications
Brand
SANWA
Color
Green
Connectivity Technology
USB
Special Feature
Ergonomic Design
Movement Detection Technology
Trackball
Product Dimensions
1.57 x 1.57 x 0.1 inches
Item Weight
2.08 ounces
Manufacturer
SANWA SUPPLY
ASIN
B0F1T1KMVS
Item model number
GBALL40BK
Date First Available
March 18, 2025
