COIL SPRING ON WING SLIDING ARM UNIT Spring

#LTC301

(Top Right) Extension Arm Assembly 

#LT200501 (without spring)
After serial 050820_1 

(2) - 1/2” x 1 1/2” bolts 

(2) - 1/2” lock nuts

(Bottom Right) Extension Arm Assembly 

#LT102815 (without spring)
Prior to serial 050820_1 

(2) - 1/2” x 1 1/2” bolts 

(2) - 1/2” lock nuts