UDL M870 Blaster Spring Upgrade Part Type:9kg the front tilted foregrip is

the front tilted foregrip is also acting as a battery compartment

The triangular area allows for switching between visible and IR lasers

Model: cs-0911

Battery: 3

UDL M870 Blaster Spring Upgrade Part Type:9kg the front tilted foregrip isEnhance your UDL M870 foam dart blaster with this spring upgrade, designed to boost firepower and extend shooting range. Made from durable silver piano wire, it offers reliable performance and long lasting use. Compatible with UDL M870 blasters and available in power options of 9, 10, 11. 5, and 13 kg, this upgrade kit includes the spring, release spring, and an o ring for easy installation and improved shooting experience. Specifications: Brand: UDL.