Lower Frame with Compensator that will easily upgrade to 7 inch size, without changing your 5.1 inch upper slide.
The CNC processed compensator with edgy design.
Compared to Original weight: 144g, the weight of this item is 138g including the compensator so it is very lightweigh Lower Frame.
TM GBB Hi-CAPA 5.1 series *Except Gold Match
■Material: Lightweight Aluminum alloy
*PS: Please note: installing parts / assemble /fitting airsoft gun will need intermediate knowledge; for expert or airsoft gunsmith. Please refer to your airsoft gunsmith for proper installation / fitting. Fitting may be needed as the condition of each airsoft gun might be different. Regular maintenance is needed for all airsoft guns in order to keep it in good working condition and reduce wear out issue on parts.
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