Lug Nut Washer (Pair) - 21 MM

Replacement Lug Nut Washer Pair – 21 mm for Nanrobot D4+ 2.0, D4+ 3.0, D6+, RS7, LS7 & LS7+ Electric Scooters
Maintain proper wheel alignment and axle pressure with this OEM-spec washer pair, sized for 21 mm lug nuts on Nanrobot scooters. These flat washers provide a stable mounting surface, distribute torque evenly, and help prevent damage to motor components. Ideal for replacing missing or worn washers during wheel servicing or axle maintenance.

Features:

• Compatible with Nanrobot D4+ 2.0, D4+ 3.0, D6+, RS7, LS7 & LS7+ scooters

• Includes 2 flat washers sized for 21 mm lug nuts

• Helps evenly distribute torque for secure fastening

• Prevents axle distortion and hardware damage

• OEM-spec design ensures proper fit and performance