Vertical 40mm and 17mm pull back towards rider HANDLEBAR RISERS from ZANA  just add to the COMFORT, Fun and riding stance as shown in pictures here.
 But you gotta experience them yourself 

About them

1. Very good for long-distance touring.
2. Enhanced Pull back which means enhanced comfort.
3. SOLID Aluminium Billets.
4. NO GAPS and NO VIBRATIONS.
5. Machined for accuracy, Matching the exact profile of the handlebar cradle for an absolutely perfect fit.
6. A drastic eye-opening experience compared to a stock setting position.
7. Extra Clutch cable 2 units are Included in the kit to be changed immediately.
8. EASY DIY installation.
9. All stainless steel hardware.

Brand - Zana International, India

Part No. - ZI-8119

Country of Origin: INDIA
Generic Name: Hand Controls
Quantity: 1N
Country of Import: INDIA
Warranty: One Year from Date of Invoice
Best Use Before: 10 years from date of manufacture
Importer Address: Zana International, 101, SECTOR -6, IMT MANESAR, HARYANA-122001 Contact Customer Service Manager (at above address) Phone: +91-9953112277 Email: onlinesales@zanainternational.com